英文關鍵字
analyzing
bio
biotech
biochemistry
biohazard
biologist
biotechnology
caution
chemicals
chemist
chemistry
crime
danger
death
development
experiment
gasoline
gloves
harmful
hazard
hazardous
infection
inflammable
lab
laboratory
microbiologist
microbiology
octane
oil
pipette
poison
poisonous
production
profession
protective
research
safety
sample
scientific
scientist
sign
suit
symbol
testtube
toxic
toxicity
toxins
tube
warning
weapons