Experimento exitoso. Enfoque selectivo del vial de mano masculina lleno de líquido y hombre que se pone gafas de seguridad y sonrisas - Foto e imagen de stock

More samples. Merry gay male laboratorian grinning while getting vial and putting on safety glasses

Total concentration. Brunette professional male laboratorian working with pipette for dropping liquid in vials while they placing in stand

Biological project. Delighted nice smart biologist holding a syringe and putting blue liquid into test tubes while working on a scientific project

Scientific breakthrough. Jolly gay male laboratorian wearing safety glass while cultivating plant in vial and smiling

Science, chemistry, technology, biology and people concept - young scientists with pipette and flask making test or research in clinical laboratory

One drop. Focused skillful male laboratorian using pipette for putting liquid in vials while they standing in stand

Chemical reagent. Selective focus of test tube with blue liquid being in hands positive smart male scientist

Modern scientific research. Nice professional smart biologist standing together and looking at each other while working in the lab

Professional chemist. Smart nice male researcher wearing a mask and protective glasses while conducting chemical experiment in the lab

Chemical research. Selective focus of test tubes with chemical liquid standing in the test tubes rack

In the scientific lab. Selective focus of scientist hand taking out of the test tube for the research