background
badge
bio
biohazard
biological
biology
black
caution
chemical
chemistry
danger
dress
environment
equipment
gas
hazard
icon
illustration
industry
infection
info
isolated
jacket
logo
medical
note
orange
person
pollution
protection
protective
radiation
respirator
risk
safety
scientist
sign
silhouette
simple
suit
symbol
toxic
uniform
virus
warning
wear
white
work
worker