portrait of concentrated scientists using digital tablet for analysis in laboratory
Palabras clave
adult,
people,
caucasian,
man,
woman,
wireless,
working,
occupation,
professional,
using,
chemical,
experiment,
laboratory,
laboratory,
science,
safety,
profession,
eyeglass,
uniform,
chemistry,
concentrated,
tube,
microscope,
scientist,
reagent,
flask,
half face
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