Lenyűgözte a kísérlet. Nagyon örülök a pozitív aranyos lány mosolyogva, és körülvéve kémiai mosoly, miközben nézi a kémiai kísérlet - Stock fotó és kép

So you said you want to smell it. Professional chemist holding a fuming laboratory flask and entertaining excited kids during a chemical experiment in the laboratory.

Good day. Positive delighted girl closing her eyes and keeping smile on her face while raising left hand

Two young scientists in protective glasses doing intereting chemical experiments with colored liquids and dry ice in beakers. Pupils record results of the test in notebook.

Girls and boy providing experiment with liquids. Group school pupils with test tubes study chemical liquids. Science concept.

Right reaction. Two cheerful teenage schoolgirls holding flasks with chemical substances and checking them for the desired chemical reaction in them

Chemical reaction. Selective focus of a chemical flask filled with liquid and being held by a professional mala scientist while conducting the experiment

Work in team. Female chemistry teacher conducting a practical lesson with her pupils and involving them in the process of performing a chemical experiment.

Check it out. Upbeat teenage boy lifting up a big flask and showing the ongoing reaction inside it to his classmates while they having a chemistry class in the lab together

Proud with result. Handsome teenage boy in safety glasses holding a big flask with a chemical reaction going on inside it and posing for the camera, puffing his chest with pride

Into chemistry. Two pleasant upbeat teenage girls in safety pouring chemicals in a big flask while conducting an experiment for their chemistry group project

Important help. Charming young female teacher giving a chemical agent to her student while he holding a flask with a substance and asking her for advice

Scientific research. Nice cheerful attractive woman holding a chemical flask and smiling while wearing a white coat

Best explanation. Beautiful young female teacher adding chemical to the test tube and showing her students the reaction while they paying attention

Enthusiastic experimenter. The top view of a pleasant upbeat teenage boy in safety glasses smiling at the camera while holding two chemical flasks with red and blue liquids

Special science equipment. Children playing with test tubs filled with colored reagents wearing protective glasses and gloves