Row of test tubes filled with different colored liquids in a laboratory setting, reflecting a scientific research environment.
Palabras clave
test,
tube,
liquid,
colours,
laboratory,
science,
experiment,
chemical,
scientist,
laboratory,
control,
discover,
equipment,
reagent,
chemistry,
solvent,
medicals,
beaker,
standard,
pipette,
substance,
study,
reflect,
solution,
diagnostic,
measurement,
compound
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