Fiatal fiú a gazdaság lombikot kék reagens kémiai laboratóriumi védőszemüveget - Stock fotó és kép

Young girl gathering with a pipette some blue reactant from the flask at the laboratory

One Caucasian schoolgirl pouring red liquid reactant from volumetric glass to the big flask at the laboratory desk

One Caucasian schoolgirl pouring red liquid reactant from volumetric glass to the big flask

Beautiful girl with chemical flasks and test-tubes isolated on white

Young Caucasian schoolgirl mixing blue and yellow reactants in flask at the laboratory isolated on white

Happy little girl with flasks for chemistry isolated on a white background

Image of surprised little experimenter in studio, close-up

One Caucasian schoolgirl with two flasks filled with liquid reactant in safe eyewear isolated on white

Kids experimenting with chemistry in the school chemistry laboratory class

Kids experimenting with chemistry in the school chemistry laboratory class

Two girls in chemistry lab class with test tubes and flasks conducting experiments, isolated on white

Two girls in chemistry lab class with test tubes and flasks conducting experiments, isolated on white

Happy teenager study chemistry holding a test tube and smiling

Three kids, two boys black and white and brunet girl with microscope, test tubes and flasks conducting experiments, isolated on white

Team of four kids, black and white, boys and girls experimenting on chemistry lesson with test tubes, liquids and flasks, isolated on white