Fiú és lány-fehér szőrű reagensekkel tartályokban, állandó, és a rajz kémiai képletek laboratóriumi tudomány - Stock fotó és kép

Boy and girl in white coats standing with reagents in flasks and drawing chemical formulas in science laboratory

Portrait of little girl in lab coat holding digital tablet in science laboratory

Little scientist girl with glasses in lab coat with chemical flasks having an idea, school blackboard background with hand drawn science formulas, back to school and successful female career concept

Shocked boy in white coat and protective glasses after experiment in science laboratory

Back to school. School chemistry lessons. They carried out a new experiment in chemistry

Portrait of girl in white coat holding flask with chalkboard behind in science laboratory

Back to school. Child from elementary school. A chemistry demonstration