Pozorný muž vědec experimentuje v laboratoři 4k - Stock záběry a video

Team of Scientist Does Chemical Researches and Experiments in Laboratory

Female scientist in protection gear shaking a bottle with smoking blue fluid. Male chemist in the background.

Scientist in Safety Glasses is Inspecting Chemical Reagents in Flask. Close-up. Shot on RED Cinema Camera

Male scientist in protective suit combining chemicals in test tube and watching reaction.

Team of Scientist Does Chemical Researches and Experiments in Laboratory. Shot on RED Cinema Camera