英文關鍵字
analyzing
bio
biotech
biochemistry
biohazard
biologist
biotechnology
caution
chemicals
chemistry
crime
criminology
danger
death
development
experiment
gloves
harmful
hazard
hazardous
infection
irritant
lab
laboratory
medicine
microbiology
pesticides
pipette
poison
poisonous
production
profession
properties
protective
safety
sample
scientific
scientist
sign
symbol
testtube
toxic
toxicity
toxicology
toxins
tube
virus
warning
weapon
weapons