Chest up of young Black male chemist in white lab coat and safety glasses conducting experiment in measuring cup in research lab
Chest up of young African American male chemist in white lab coat and safety glasses conducting chemical reaction in measuring cup in laboratory
Waist up of concentrated African American male chemist in white lab coat and safety glasses observing chemical reaction in measuring cup and looking through microscope while working in lab
Waist up of professional Black male scientist in safety glasses and lab coat looking at chemical reaction in glass measuring cup while conducting experiments in lab
Medium closeup of concentrated young African American male chemist looking at glass cup with evaporating transparent liquid while working in lab
Chest up slowmo of Caucasian male chemist in lab coat and protective goggles taking smell of red liquid substance inside glass flask, conducting experiment in laboratory
Slow-motion footage of a young chemist conducting research in a laboratory
Scientist in lab doing medical research. Laboratory worker pour liquid from flask to measuring cup. Scientist laboratory working with chemical liquids. Chemist working at chemistry laboratory
chemist in chemical laboratory holding a flask transparent liquid reagent and shaking it Spbd. measuring cylinders, beakers in lab. bubbles ib glass. concept research, checking, reaction
Lab flasks and measuring cups in medical laboratory. Research laboratory glassware in medical lab. Chemical liquids in laboratory flasks at pharmaceutical lab. Medical laboratory equipment
Slowmo closeup of Caucasian male chemist in protective goggles and lab coat looking at purple liquid in glass flask
Closeup of young chemist in protective gear holding glass flask with purple liquid