Scientists working in laboratory
Schlüsselwörter
adult,
analysis,
background,
biochemistry,
biotechnology,
caucasian,
chemical,
chemistry,
development,
drug,
equipment,
experiment,
female,
fluid,
glasses,
goggles,
glassware,
glove,
health,
indoor,
laboratory,
liquid,
male,
man,
mask,
medicals,
microbiology,
people,
pharmacy,
portrait,
protective,
reagent,
research,
sample,
science,
scientist,
sitting,
study,
substance,
table,
technology,
test,
test tube,
tool,
toxic,
tube,
virus,
woman,
working
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