accidents
aiming
black
chemical
class a b c d
container
control
danger
disasters
equipment
fire extinguisher
firefighter
flame retardant
handle
hazard
heat
home
household object
indoors
industry
insurance
male
man
nozzle
occupational safety and health
office
osh
precaution
preparation
prepared
protection
ready
red
rescue
risk
safety
security
service
temperature
training