In an old laboratory scientist pouring liquidinto a test tube
Keywords
chemistry,
liquid,
analysing,
scientist,
pouring,
experiment,
test,
pipette,
laboratory,
scientific,
research,
old,
chemist,
tube,
goggles,
working,
equipment,
sample,
chemical,
woman,
technician,
biology,
biochemistry,
biotechnology,
concentration,
protective,
scrutiny,
studying,
conical,
exam,
mixing,
discovery,
female,
curiosity,
ampoule,
person,
transparent,
flask,
microbiology,
hand,
reaction,
yellow,
people,
biologist,
prof,
table,
horizontal,
measuring,
dripped,
instrument