La chimica è vera magia. Tutor maschile che indossa un camice da laboratorio con una fiaschetta fumante sotto vuoto mentre conduce una sessione pratica di chimica per studenti adolescenti nel laboratorio della scuola . - Foto e immagini stock

Just smell it. Competent teacher holding big flask and doing experiment with reagents that providing smock

Chemistry lesson. Smart professional male teacher wearing a white coat and holding a chemical flask while showing a chemical reaction to his students

Chemistry lesson. Smart professional male teacher wearing a white coat and holding a chemical flask while showing a chemical reaction to his students

Funny moment. Delighted boy keeping smile on face and bowing head while feeling confused during presentation of new experiment

Laboratory research. Selective focus of professional equipment being in use while doing a scientific research in the lab

Making experiment. Blonde-haired student wearing protection glasses feeling emotional making experiment

Finding the solution. Motivated scientists talking about important issue while discussing their research in the laboratory

Puzzled man smelling. Blond puzzled man smelling red reagent in glass tube during chemistry experiment

Fire in laboratory. Emotional blonde-haired student wearing white coat making experiment with fire in laboratory

Scientific communication. Motivated scientists talking about their ambitious research ideas

Young scientist showing. Young scientist showing tubes with colored water creating chemistry reaction

Chemistry experiment. Blonde-haired student feeling emotional after unsuccessful chemistry experiment