assistant
background
beaker
biotechnology
blue
blurred
bright
color
discovery
doctor
equipment
experiment
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finger
flask
flasks
glass
glassware
glove
gray
hand
instrument
knowledge
lab
laboratory
liquid
male
man
medical
microbiology
microscope
people
person
pharmaceutical
pharmacology
pharmacy
professional
rubber
science
scientific
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stand
table
technology
test
tester
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woman