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CERT glossary

The terms of CERT Basic Training and the field references, each with a definition, a note on why it matters and where it is covered.

216 terms

A

Abrasion Intermediate

The second A in DCAP-BTLS — a scrape.

Clean an abrasion gently and cover it to prevent infection.

Section 4, slide 18

Accountability Intermediate

Knowing where every team member is at all times.

An accountability system prevents responders from becoming lost or forgotten.

Section 6, slide 5

Active shooter Intermediate

An armed person actively engaged in harming people.

Run, hide, or fight, in that order of preference, in an active shooter incident.

In the field references

AED Core

Automated External Defibrillator (acronym).

An AED talks you through shocking a heart back into a normal rhythm.

In the field references

Affiliated Intermediate

Trained and registered with a recognized volunteer org, unlike a spontaneous (SUV) one.

Being affiliated — with CERT, VOAD, MRC, or Team Rubicon — is what lets a volunteer's skills actually be put to use during a disaster.

In the field references

Aftershock Advanced

A smaller quake that follows the main earthquake.

Aftershocks can topple structures already weakened — stay cautious.

Section 1

Airway Core

Open it with a head-tilt, chin-lift — the A in ABC.

Airway is the first life-threat checked; open it before assessing breathing.

Section 3, slide 2

Alarm Core

The Red Cross "Sound the alarm" campaign installs these for free.

A working smoke alarm cuts the risk of dying in a home fire in half.

In the field references

Allergies Core

The A in a SAMPLE history.

Ask about allergies before assisting with any medication.

Section 3

Alpha Core

NATO phonetic alphabet letter for A.

Say 'Alpha' instead of 'A' on the radio so it isn't confused with another letter.

Anaphylaxis Advanced

Severe, rapid, whole-body allergic reaction.

Anaphylaxis is life-threatening and can close the airway — get EMS fast.

Section 4, slide 56

Annex Intermediate

A hazard-specific annex extends CERT's core training.

FEMA's CERT Hazard-Specific Annex covers hazards — like earthquakes or wildfires — beyond the eight core sections.

In the field references

At-risk Intermediate

An at-risk population may need extra help in a disaster.

Age, disability, language, or medical needs can put someone at greater risk — plan outreach accordingly.

In the field references

AVPU Intermediate

Alert, Verbal, Pain, Unresponsive (mental-status acronym).

AVPU is a fast way to check a patient's level of consciousness.

Section 3

B

Backdraft Advanced

Explosive reignition when oxygen rushes into a superheated, smoke-filled room.

Never open a hot door fast — a backdraft can level a room instantly.

Section 2

Bandage Core

Cloth used to hold a dressing in place.

A bandage secures a dressing; the dressing covers the wound itself.

Section 4, slide 30

Batteries Core

Store extra batteries for flashlights and radios.

Rotate stored batteries periodically so they're fresh when you need them.

Section 1

Bleeding Intermediate

Control it first with direct pressure.

Severe bleeding is a top life-threat; use direct pressure, then a tourniquet if needed.

Section 3, slide 2

Bravo Core

NATO phonetic alphabet letter for B.

'Bravo' is clearer over a radio than a spoken 'B'.

Briefing Intermediate

The IC gives you one before you deploy.

A briefing covers your assignment, the hazards, and communications.

Section 6, slide 15

Buddy Intermediate

The buddy system keeps responders working in pairs.

Never operate alone — the buddy system improves safety and accountability.

Section 7

Burn Core

The second B in DCAP-BTLS.

Cool a burn, then cover it with a sterile dressing to reduce infection risk.

Section 4, slide 5

C

Capillary Advanced

Capillary refill under 2 seconds shows good perfusion.

Press a nail bed; capillary refill helps judge perfusion during START.

Section 3, slide 11

CBRNE Advanced

Chemical, Biological, Radiological, Nuclear, Explosive (acronym).

CBRNE names terrorism hazard types; recognize, retreat, and report.

Section 8, slide 3

CERT Core

Community Emergency Response Team (acronym).

CERT volunteers do the greatest good for the greatest number until professionals arrive.

Section 1, slide 3

Charlie Core

NATO phonetic alphabet letter for C.

'Charlie' avoids confusion between C and other similar-sounding letters.

Check-in Core

Report here when you arrive to help at an incident.

Check in with the IC or staging area so you're accounted for and assigned a task.

Section 1, slide 21

CISA Intermediate

Cybersecurity and Infrastructure Security Agency (acronym).

CISA publishes the active-shooter and infrastructure-security guidance in this guide's Field Reference.

In the field references

Class A Core

Fire class for ordinary combustibles like wood and paper.

Class A fires are the most common and the most forgiving — water works fine.

Section 2, slide 19

Class B Intermediate

Fire class for flammable and combustible liquids.

Never use water on a Class B fire — smother it with dry chemical or foam instead.

Section 2, slide 19

Class C Intermediate

Fire class for energized electrical equipment.

Use a non-conductive agent like CO2 on a Class C fire — water can electrocute you.

Section 2, slide 7

Class D Advanced

Fire class for combustible metals like magnesium.

Class D fires need a specialized dry powder, poured on rather than sprayed.

Section 2, slide 7

Class K Intermediate

Fire class for cooking oils and kitchen greases.

A wet-chemical agent forms a soapy foam blanket over a Class K fire.

Section 2, slide 7

Cold zone Intermediate

The safe area at a hazmat scene, for command and staging.

Command posts and staging areas belong in the cold zone, upwind of the hazard.

In the field references

Command Intermediate

The first ICS function established at an incident.

Command sets objectives; everyone reports up a single chain of command.

Section 6, slide 7

Compassion fatigue Advanced

Emotional exhaustion from repeatedly helping others in distress.

Compassion fatigue builds up over time in responders — watch for it in yourself and teammates.

Section 7

Contusion Advanced

A bruise — the C in DCAP-BTLS.

A contusion can hint at deeper injury beneath the skin.

Section 4, slide 18

CPR Core

Cardiopulmonary Resuscitation (acronym).

CPR keeps blood moving to the brain until an AED or EMS arrives.

In the field references

Cribbing Intermediate

Wood framework that stabilizes a load before lifting.

Box cribbing supports debris so rescuers aren't crushed — lift an inch, crib an inch.

Section 5, slide 36

D

Danger Core

What you scan for during scene size-up.

Spot danger before you act so you don't become another victim.

Section 1

Debriefing Intermediate

A structured discussion after a difficult incident.

Debriefing helps responders process what happened and spot who needs more support.

Section 7, slide 10

Debris Intermediate

Rubble that must be moved or stabilized to reach victims.

Move debris carefully — leverage and cribbing prevent further collapse.

Section 5, slide 6

Decon Intermediate

Short for decontamination.

Decon removes hazardous contaminants from people and equipment.

Section 2

Deformity Intermediate

The D in DCAP-BTLS.

A deformity — an abnormal body shape — can signal a fracture or dislocation.

Section 3

Delayed Intermediate

The yellow START triage tag.

Delayed (yellow) patients can wait a short time for treatment.

Section 3, slide 19

Delta Core

NATO phonetic alphabet letter for D.

'Delta' is used in place of D for clear radio communication.

Demobilization Intermediate

Safely and orderly releasing resources once they're no longer needed.

Demobilization is planned, not just 'everyone goes home' — track who leaves and when.

Section 6

Document Intermediate

Record findings on the triage document.

Document the triage category and key findings so EMS can act fast.

Section 3, slide 17

Doff Intermediate

To carefully remove your PPE.

Doff PPE slowly to avoid self-contamination, then wash your hands.

Section 3

Dressing Core

Sterile pad placed directly on a wound.

Put a dressing on the wound first, then wrap it with a bandage.

Section 4, slide 7

E

Earthquake Core

Sudden shaking of the ground caused by shifting tectonic plates.

Drop, cover, and hold on is the standard earthquake response.

In the field references

Echo Core

NATO phonetic alphabet letter for E.

'Echo' stands in for E on the radio.

Electric Intermediate

Utility shut off at the main breaker panel.

Kill electricity at the main breaker if there's a shock or fire risk.

Section 2

Escape Core

Plan two ways out of every room — escape routes.

Practice home escape routes so everyone can get out quickly.

Section 1, slide 21

Evacuation Advanced

Orderly movement of people away from danger.

Know your primary and secondary evacuation routes before you need them.

Section 1, slide 9

Extinguisher Core

Portable device that puts out a small fire.

Know PASS and check your extinguisher's class before you reach for one.

Section 2, slide 2

Extreme heat Core

A prolonged period of dangerously high temperatures.

Extreme heat is one of the deadliest weather hazards — check on vulnerable neighbors.

In the field references

F

Finance Intermediate

ICS section that tracks costs and documentation.

Finance/Administration tracks the incident's costs and paperwork.

Section 6

First aid Core

A first aid kit belongs in every home, car, and CERT bag.

A basic first aid kit lets you treat minor injuries before EMS arrives.

Section 1, slide 32

Flammable Intermediate

Placard warning for an easily ignited liquid.

Keep flammable materials away from heat and ignition sources.

Section 2, slide 7

Flashlight Core

Battery-powered light — a kit essential.

Keep a flashlight with fresh batteries in every disaster kit and vehicle.

Section 1

Flashover Advanced

Sudden, simultaneous ignition of everything combustible in a room.

Flashover is a lethal fire-growth stage — well beyond anything CERT should approach.

In the field references

Flood Core

Water covering normally dry land.

Turn around, don't drown — most flood deaths happen in vehicles.

In the field references

Foxtrot Core

NATO phonetic alphabet letter for F.

'Foxtrot' replaces F to avoid confusion with S over the radio.

Fracture Intermediate

A broken or cracked bone.

Immobilize a fracture and watch the patient for shock.

Section 4, slide 4

Fuel Core

The combustible side of the fire triangle.

Remove any side of the fire triangle — fuel, heat, or oxygen — and the fire goes out.

Section 2, slide 4

Fulcrum Intermediate

The pivot point for a lever.

Place the fulcrum close to the load for the greatest lifting power.

Section 5

Full-thickness Advanced

The most severe burn classification — through all skin layers.

A full-thickness burn can look white or charred and may not hurt due to nerve damage.

Section 4, slide 25

G

Gas Core

Utility you shut off at the meter if you smell it.

If you smell gas, shut it off at the meter — never use a flame or light switch.

Section 2, slide 11

GCS Advanced

Glasgow Coma Scale (acronym), scored 3 to 15.

GCS scores eye, verbal, and motor response to gauge consciousness.

Section 3

GDACS Advanced

Global Disaster Alert and Coordination System (acronym).

GDACS is a UN/EU-backed alert network that flags major disasters worldwide, usually within hours.

In the field references

GHS Advanced

Globally Harmonized System (acronym) of hazard pictograms.

GHS pictograms give hazardous materials a consistent look across labels worldwide.

In the field references

Gloves Core

Hand PPE that guards against bodily fluids.

Always wear gloves during medical operations to prevent disease transmission.

Section 3, slide 21

Go-bag Core

A portable, grab-and-run version of your emergency kit.

Keep a go-bag by the door — it's your kit, ready to move with you.

In the field references

Golf Core

NATO phonetic alphabet letter for G.

'Golf' stands in for G on the radio.

Greyshirt Advanced

Team Rubicon's own name for its volunteers, after the color of their shirt.

Team Rubicon's value statement is "Mission First, Greyshirts Always."

In the field references

Grief Core

The emotional response to loss.

Grief has no fixed timeline — be patient with survivors and yourself.

Section 7, slide 5

H

Haiti Intermediate

Site of the 2010 earthquake that was Team Rubicon's founding operation.

Team Rubicon's founders crossed into Haiti to help after the 2010 earthquake — the org's name itself references crossing a river with no turning back.

In the field references

Hazard Core

A potential source of danger at a scene.

Identify hazards during size-up: fire, gas, downed wires, unstable structures.

Section 1, slide 4

Heat Core

Side of the fire triangle removed by cooling with water.

Water cools a fire, removing the heat side of the fire triangle.

Section 2, slide 6

Heimlich Intermediate

Abdominal thrust maneuver for a choking victim.

The Heimlich maneuver can clear an airway blocked by food or an object.

In the field references

Helmet Core

Head PPE worn on a search-and-rescue scene.

A helmet protects against falling and overhead debris.

Section 5

Hot zone Intermediate

The most contaminated area at a hazmat scene.

Only properly equipped, trained personnel enter the hot zone — never CERT.

In the field references

Hotel Core

NATO phonetic alphabet letter for H.

'Hotel' replaces H for clear radio spelling.

Hurricane Core

A powerful tropical cyclone with sustained winds of 74 mph or more.

Hurricanes bring wind, storm surge, and inland flooding — plan for all three.

In the field references

Hypothermia Advanced

Dangerous drop in core body temperature.

Treat hypothermia: remove wet clothing and rewarm the patient gradually.

Section 4, slide 46

I

ICS Intermediate

Incident Command System (acronym).

ICS is the management structure CERT plugs into once professional responders arrive.

In the field references

IDLH Advanced

Immediately Dangerous to Life and Health (acronym).

Never enter an IDLH atmosphere — it is beyond CERT scope; wait for professionals.

Section 2

IED Intermediate

Improvised Explosive Device (acronym).

Recognize, retreat, and report an IED — CERT never attempts to disarm one.

Section 8

Ignition Intermediate

The point at which a fuel starts to burn.

Removing an ignition source is one way to prevent a fire before it starts.

Section 2

Immediate Intermediate

The red START triage tag.

Immediate (red) patients have life-threats and are treated first.

Section 3, slide 19

Incident commander Core

The single person in charge of an incident under ICS.

The Incident Commander sets objectives and has overall authority on scene.

Section 6, slide 8

Incipient Intermediate

The beginning fire stage CERT may safely fight.

Only fight a small, incipient-stage fire with a clear exit at your back.

Section 2

India Core

NATO phonetic alphabet letter for I.

'India' stands in for I on the radio.

J

Juliett Core

NATO phonetic alphabet letter for J.

'Juliett' is spelled with two Ts in the official radio alphabet.

K

Kilo Core

NATO phonetic alphabet letter for K.

'Kilo' stands in for K on the radio.

Kit Core

Your go-kit of disaster supplies.

Keep a 72-hour kit with water, food, light, and first aid.

Section 1

L

Laceration Advanced

A jagged cut — the L in DCAP-BTLS.

Control laceration bleeding with direct pressure.

Section 4, slide 18

Lahar Advanced

A volcanic mudflow of ash, rock, and water.

A lahar can travel fast and far from a volcano — well beyond the area that looks at risk.

In the field references

Landslide Intermediate

A mass of rock, earth, or debris moving down a slope.

Heavy rain after a wildfire raises landslide risk on burned, unstable slopes.

In the field references

Lean-to Intermediate

A void type where one end of a slab stays supported while the other drops.

A lean-to void leaves a wedge-shaped gap — search along the supported end.

Section 5, slide 23

Lever Intermediate

Simple machine used with a fulcrum to move debris.

A lever multiplies your force to lift a heavy load off a victim.

Section 5

Leverage Intermediate

What a lever and fulcrum give you to lift debris.

Leverage lets a few rescuers safely move a heavy load.

Section 5

Liaison officer Intermediate

ICS command-staff role that coordinates with outside agencies.

The Liaison Officer is the point of contact for agencies assisting the incident.

Section 6

Lima Core

NATO phonetic alphabet letter for L.

'Lima' replaces L for clear radio spelling.

Lockdown Core

Securing a location and restricting movement in and out.

A lockdown is used when a threat is inside or near a building.

Section 8

Logistics Advanced

ICS section that supplies resources and equipment.

Logistics gets responders the tools, food, and gear they need.

Section 6

M

Marking Intermediate

FEMA search marking uses a slash, then an X.

Search markings tell other teams a structure's status.

Section 5, slide 25

Medications Core

The second M in a SAMPLE history.

Current medications can explain symptoms or complicate treatment.

Section 3

Mike Core

NATO phonetic alphabet letter for M.

'Mike' stands in for M — don't confuse it with 'November'.

Minor Intermediate

The green tag for the walking wounded.

Minor (green) patients can often help themselves and others.

Section 3, slide 20

Mitigation Advanced

Actions taken before a disaster to reduce its impact.

Mitigation — like strapping water heaters — lessens future damage.

Section 1, slide 15

Mutual aid Intermediate

An agreement where agencies share resources across jurisdictions.

Mutual aid lets a small town borrow a neighboring department's engine or crew.

In the field references

N

NIMS Intermediate

National Incident Management System (acronym).

NIMS gives agencies a common structure so they can work together.

Section 6, slide 10

November Core

NATO phonetic alphabet letter for N.

'November' replaces N for clear radio spelling.

NWS Core

National Weather Service (acronym).

The NWS issues the official watches and warnings behind every severe-weather alert.

In the field references

O

Onset Core

The O in OPQRST — when the pain or symptom began.

Sudden onset versus gradual onset can point to very different problems.

Section 3

Operations Intermediate

ICS section that carries out the tactical response.

Operations does the hands-on work of achieving the incident objectives.

Section 6, slide 8

OPQRST Intermediate

Onset, Provocation, Quality, Radiation, Severity, Time (pain-assessment acronym).

OPQRST digs into a patient's pain to help sort out what's wrong.

Section 3

Oscar Core

NATO phonetic alphabet letter for O.

'Oscar' stands in for O on the radio.

OSHA Intermediate

Occupational Safety and Health Administration (acronym).

OSHA sets the workplace PPE and hazard-communication standards behind CERT's own PPE training.

In the field references

Oxygen Core

Fire-triangle gas that air supplies.

Smothering removes oxygen, one side of the fire triangle.

Section 2, slide 6

P

Pancake Intermediate

A void type where a floor drops flat onto the level below.

A pancake void is held up at the edges by furniture or debris underneath.

Section 5, slide 23

Pandemic Intermediate

An epidemic that has spread across multiple countries or continents.

Pandemic planning covers supply stockpiling, hygiene, and reducing exposure.

In the field references

Papa Core

NATO phonetic alphabet letter for P.

'Papa' replaces P to avoid confusion with B and D.

PASS Intermediate

Pull, Aim, Squeeze, Sweep (extinguisher acronym).

PASS is the technique for operating a fire extinguisher.

Section 2

Perfusion Advanced

Blood flow to the tissues, judged in START triage.

Capillary refill and pulse indicate perfusion when sorting patients.

Section 3

Perimeter Core

The outer boundary you set around a scene.

Establishing a perimeter keeps bystanders out and helps you control the scene.

Section 1

Pillowcase Intermediate

The pillowcase Project — a Red Cross classroom program teaching kids disaster prep.

Inspired by New Orleans students who carried belongings in pillowcases evacuating Hurricane Katrina; it's since reached over a million children.

In the field references

Plan Core

Every household should make an emergency plan.

A family emergency plan covers meeting spots, contacts, and evacuation routes.

Section 1, slide 7

Planning Intermediate

ICS section that tracks resources and develops the action plan.

Planning keeps a running picture of the incident and what happens next.

Section 6

Portable Advanced

A portable extinguisher is the type CERT carries.

A portable extinguisher only handles small fires — know its limits.

Section 2, slide 17

PPE Core

Gloves, goggles, helmet — Personal Protective Equipment (acronym).

Don your PPE before entering any scene to guard against injury and contamination.

Section 3, slide 21

Prescriptions Core

Keep a list and extra supply of these in your kit.

Running out of medication mid-disaster can turn into its own emergency.

Section 1

Pressure Intermediate

Direct pressure is the first step to stop bleeding.

Direct pressure controls most bleeding within minutes.

Section 3, slide 13

Provocation Intermediate

The P in OPQRST — what makes the pain better or worse.

Provocation and palliation both live under the same OPQRST letter.

Section 3

Pulse Core

The P in the RPM triage check.

Check the radial pulse during START; an absent radial pulse signals poor perfusion.

Section 4, slide 53

Puncture Intermediate

The P in DCAP-BTLS — a deep, narrow wound.

Don't remove an impaled object from a puncture wound — stabilize it in place.

Section 4, slide 18

Q

Quadrant Advanced

Each colored section of the NFPA 704 diamond.

NFPA 704 quadrants rate health, fire, reactivity, and special hazards.

Section 2, slide 27

Quality Core

The Q in OPQRST — how the pain feels.

Sharp, dull, crushing, burning — the quality of pain is a diagnostic clue.

Section 3

Quebec Core

NATO phonetic alphabet letter for Q.

'Quebec' stands in for Q on the radio.

R

Radiation Intermediate

The R in OPQRST — where pain spreads to.

Pain that radiates can signal a problem far from where it's felt.

Section 3

Radio Core

Primary tool for field communications.

Use plain language on the radio — clear text, no codes.

Section 8, slide 21

Rally point Core

The agreed outside meeting spot after a home fire or disaster.

Pick a rally point everyone can reach, then account for the whole family there.

Section 1

Rehab Core

Rest, hydration, and recovery area for responders.

Rotate through rehab to avoid exhaustion and heat injury.

Section 7

Rescue Intermediate

Search and rescue locates and removes survivors.

CERT performs light search and rescue — only when it is safe to do so.

Section 5, slide 1

Resilience Intermediate

The ability to recover and adapt after a difficult event.

Sleep, support, and routine all help rebuild resilience after a disaster.

Section 7

Resources Intermediate

People and gear managed by the Logistics section.

Track resources so the right tools arrive where they're needed.

Section 6, slide 6

Romeo Core

NATO phonetic alphabet letter for R.

'Romeo' replaces R for clear radio spelling.

RPM Intermediate

Respirations, Pulse, Mental status (triage acronym).

RPM are the three START checks performed on each patient.

Section 3

Rubicon Intermediate

Team Rubicon — a veteran-led disaster response nonprofit.

About 70% of Team Rubicon's 200,000+ volunteers are military veterans, though service isn't required to join.

In the field references

Run, Hide, Fight Intermediate

Run, hide, or Run, Hide, Fight — the active-shooter response framework, in order of preference.

Run if you can escape safely; hide if you can't; fight only as an absolute last resort.

In the field references

S

Safety Core

The top priority on every CERT scene.

Personal safety comes first — then your team, then the victims.

Section 1, slide 3

Safety officer Intermediate

ICS command-staff role that monitors hazardous conditions.

The Safety Officer can stop or suspend any operation deemed unsafe.

Section 6

SAMPLE Intermediate

Signs, Allergies, Medications, Pertinent history, Last intake, Events (history acronym).

A SAMPLE history gives EMS the medical background they need in seconds.

Section 3

Sanitation Intermediate

Managing waste and hygiene when normal services are down.

Poor sanitation after a disaster can cause a second wave of illness.

Section 1

Scene Core

Always ensure scene safety before you act.

Scene safety is CERT rule #1 — never become a second victim.

Section 6, slide 4

SDS Intermediate

Safety Data Sheet (acronym).

An SDS lists a chemical's hazards, handling, and first-aid measures.

In the field references

Secondary Advanced

A secondary device is set to target responders.

Stay alert for secondary devices; avoid obvious staging spots at a blast scene.

Section 8

Self-care Core

Taking care of your own needs so you can keep helping others.

A burned-out responder can't help anyone — self-care isn't optional.

Section 7

Severity Core

The S in OPQRST, often rated 1 to 10.

Tracking severity over time shows whether a patient is improving or not.

Section 4, slide 24

Shelter Core

Take shelter under sturdy furniture during a quake.

Drop, cover, and hold on — shelter from falling objects.

Section 1, slide 20

Shelter-in-place Intermediate

Staying indoors and sealing up, rather than evacuating.

Shelter-in-place is used when going outside is more dangerous than staying put.

Section 1, slide 20

Shock Core

Poor tissue perfusion; keep the patient warm and lying down.

Treat for shock: control bleeding, lay flat, elevate legs, maintain body heat.

Section 3, slide 2

Shoring Advanced

Bracing a structure to prevent further collapse.

Shoring is heavier and more involved than cribbing — usually beyond CERT's scope.

Section 5

Sierra Core

NATO phonetic alphabet letter for S.

'Sierra' stands in for S — clearer than 'F' over a radio.

Size-up Core

Ongoing assessment of a scene and its hazards.

Size-up is continuous — reassess as conditions change.

Section 2, slide 2

Smoke Core

Install a detector to warn of fire early.

Smoke detectors roughly halve fire-death risk — test them monthly.

Section 2, slide 24

Span Intermediate

Span of control: one supervisor to 3–7 responders.

Span of control keeps supervision effective — about five reports each.

Section 6, slide 5

Spinal Intermediate

Treat for a possible spinal injury if the mechanism suggests one.

Minimize movement of the head and neck if you suspect a spinal injury.

Section 4, slide 20

Splint Core

Device used to immobilize a broken bone.

Splint a suspected fracture in the position found, then recheck circulation.

Section 4, slide 4

Staging Intermediate

Area where resources wait until assigned.

Report to staging and await your assignment from the IC.

Section 6, slide 11

Standoff Advanced

Keep a safe standoff distance from a suspicious item.

Standoff distance plus cover protects you from an explosive device.

Section 8

START Intermediate

Simple Triage And Rapid Treatment (acronym).

START sorts patients in under a minute using RPM.

Section 3, slide 3

Stress Intermediate

Critical incident stress can affect responders.

Watch for stress reactions; use rehab and debriefing to manage them.

Section 7, slide 2

Superficial Intermediate

The mildest burn classification — epidermis only.

A superficial burn is red and painful but doesn't blister.

Section 4, slide 25

Surge capacity Advanced

A hospital's ability to handle a sudden jump in patients.

Knowing local surge capacity helps CERT and EMS understand where patients can actually go.

In the field references

Suspicious Core

A suspicious package or activity should be reported, not investigated.

If something looks out of place, report it — don't touch or approach it.

Section 8, slide 15

SUV Advanced

Spontaneous Unaffiliated Volunteer (acronym) — shows up to help with no training or affiliation.

FEMA's own doctrine warns that uncoordinated SUVs can become 'a disaster within a disaster' — exactly why VOAD, MRC, Team Rubicon, and CERT itself exist.

In the field references

Swelling Intermediate

The S in DCAP-BTLS.

Swelling often develops after a fracture, sprain, or internal injury.

Section 4, slide 18

T

Tagging Intermediate

Marking a structure's safety status after it's assessed.

Tagging tells other teams whether a structure is safe, restricted, or unsafe.

Section 5

Tango Core

NATO phonetic alphabet letter for T.

'Tango' replaces T for clear radio spelling.

Tenderness Intermediate

The first T in DCAP-BTLS — pain when an area is touched.

Tenderness during a head-to-toe exam can point to a hidden injury.

Section 4, slide 18

Tornado Core

A violently rotating column of air extending from a thunderstorm to the ground.

Go to the lowest floor, interior room, away from windows for tornado safety.

In the field references

Tourniquet Advanced

Applied high and tight for severe limb bleeding.

Use a tourniquet when pressure can't stop life-threatening limb bleeding; note the time applied.

Section 3

Transport Intermediate

Immediate patients are first for transport.

Red (Immediate) patients are moved and transported first.

Section 4, slide 10

Triage Core

Sorting patients by severity of injury.

CERT uses START triage to rapidly sort many patients.

Section 3, slide 2

Triangle Intermediate

The fire triangle is fuel, heat, and oxygen.

Remove any side of the fire triangle to put a fire out.

Section 2, slide 6

Tsunami Intermediate

A series of large ocean waves usually triggered by an underwater earthquake.

Move to high ground immediately if you feel a coastal earthquake or hear a tsunami warning.

In the field references

U

Unified command Advanced

An ICS structure where multiple agencies share command.

Unified Command lets agencies with overlapping jurisdiction manage an incident jointly.

Section 6

Uniform Core

NATO phonetic alphabet letter for U.

'Uniform' stands in for U on the radio.

Unresponsive Core

The U in AVPU — no reaction to any stimulus.

An unresponsive patient needs immediate airway and breathing checks.

Section 3

USFA Intermediate

U.S. Fire Administration (acronym).

USFA is the FEMA agency focused on fire prevention, including home escape-plan guidance.

In the field references

Utilities Advanced

Gas, electric, and water that may need shutting off.

Controlling utilities reduces the risk of fire, shock, and flooding.

Section 2, slide 4

V

V-void Intermediate

A void type where a slab breaks in the middle and both ends settle down.

A V-void forms a V shape as both halves of a broken slab meet near the floor.

Section 5

Vest Core

High-visibility PPE that identifies you as CERT.

A CERT vest makes you recognizable to survivors and other responders.

Section 1

Veteran Core

About 70% of Team Rubicon's volunteers are military veterans.

Service isn't required to volunteer with Team Rubicon — only a commitment to helping.

In the field references

Victor Core

NATO phonetic alphabet letter for V.

'Victor' replaces V to avoid confusion with B.

VOAD Intermediate

Voluntary Organizations Active in Disaster (acronym).

National VOAD coordinates the volunteer groups — including CERT — that respond alongside professional agencies.

In the field references

Void Core

A survivable space within collapsed debris.

Search voids — under tables and stairwells — where survivors may shelter.

Section 5, slide 23

Volcano Intermediate

A mountain that can erupt molten rock, ash, and gas.

Volcanic hazards include lava, ash fall, and lahars — not just the eruption itself.

In the field references

W

Warm zone Intermediate

The decontamination corridor between hot and cold zones.

Equipment and people are decontaminated here before leaving a hazmat scene.

In the field references

Warning Intermediate

Weather alert meaning a hazard is happening or about to.

A warning is more urgent than a watch — take action now.

In the field references

Watch Intermediate

Weather alert meaning a hazard's conditions are possible.

A watch means stay alert and get ready — the hazard hasn't started yet.

In the field references

Water Core

Store one gallon per person per day of this.

Water is the top priority in any disaster supply kit.

Section 1, slide 16

Whiskey Core

NATO phonetic alphabet letter for W.

'Whiskey' stands in for W on the radio.

Whistle Core

Simple tool used to signal for help or attention.

Three short blasts is a common distress signal — carry a whistle in your kit.

Section 1

Wildfire Core

An uncontrolled fire burning in wildland vegetation.

Defensible space around a home is one of the best wildfire mitigations.

In the field references

Winter storm Core

A storm bringing snow, ice, or dangerously cold conditions.

Winter storms can knock out power for days — prepare to stay warm without it.

In the field references

Wound Core

A break in the skin that may bleed.

Dress and bandage a wound after the bleeding is controlled.

Section 3, slide 20

X

X-ray Core

NATO phonetic alphabet letter for X.

'X-ray' replaces X for clear radio spelling.

Y

Yankee Core

NATO phonetic alphabet letter for Y.

'Yankee' stands in for Y on the radio.

Z

Zulu Core

NATO phonetic alphabet letter for Z — also military shorthand for UTC time.

'Zulu' replaces Z, and 'Zulu time' means UTC in radio and military use.

Course material: FEMA's CERT Basic Training (2019), in the public domain. For study only, not medical advice: in an emergency, call 911.