acid
acidic
area
atom
atomic
biotechnology
caustic
caution
chemical
chemistry
chloride
corrode
corrosion
corrosive
education
environment
equipment
experiment
fluid
formula
hand
harmful
hazard
hcl
highly
hydrochloric
hydrochloride
hydrogen
icon
industrial
irritant
liquid
microbiology
molecular
nitric
poison
protection
pungent
reagent
risk
safety
scientific
sign
skin
spill
substance
sulfuric
symbol
toxic
zone
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