risk

oil

danger

protection

man

hazard

acid

biological

emergency

toxic

help

fuel

chemical

cargo

safety

problem

trouble

crash

train

gasoline

urgent

threat

training

explode

disaster

railway

poisonous

damage

tank

contamination

department

flammable

situation

cistern

save

accident

firefighter

radioactive

petroleum

tanker

extinguish

civil

rescuer

stretches

securing

Decontamination