acid
alkaline
bag
barrel
black
care
chemical
chemistry
container
corrosion
corrosive
danger
dangerous
destroy
disease
domestic
drum
environment
factory
fire
flammable
gallon
hazardous
industry
infection
information
lab
label
laboratory
manufacturing
material
oxidizing agent
plastic
product
raw
reaction
research
risk
safety
science
screen
skin
stock
substance
symbol
tank
toxic
warn
waste