選択的
analysis
analyzing
background
beaker
biochemist
biology
biotechnology
blue
bottle
care
chemical
chemistry
class
clinic
closeup
cylinder
develop
development
discovery
equipment
experiment
flask
fuel
glass
glassware
health
industry
lab
laboratory
liquid
medical
medicine
microbiology
pharmaceutical
pharmacy
research
sample
school
science
scientific
scientist
study
technician
technology
test
transparent
tube
water