Scientifique en laboratoire regardant vers la caméra, équipement debout sur la table - Photo & image de stock

Woman scientist holding pipette with liquid and taking test tube with reagent

Chemistry scientist conducting researches in office, holding flasks with liquids

Chemistry teacher comparing liquids in flasks and showing to camera, discovery

Female scientist comparing flasks with colored liquid, detergent laboratory

Chemistry experimenter writing down results of scientific researches in lab

Laboratory worker writing down chemical research results, conducting experiments

Schoolboy looking at red liquid in flask and scratching head, having no idea

Boy in protective glasses pouring chemical substance in tube, checking reaction

Boy in protective gloves and glasses studying sediments in flask with red liquid

Concentrated boy planning to conduct chemical experiment with colored liquids

Little nerd comparing colorful liquids in flasks watching reaction, chemistry

Little genius sitting in protective glasses, chemical liquids in tubes on table