Low angle side view of intelligent Caucasian woman wearing medical gown and mask, sitting at desk in research center at daytime, working with chemicals in test tubes
High-angle of African American man wearing medical gown, goggles and mask, sitting at desk in research center at daytime, working with chemicals in test tubes, cropped colleague coming and talking
Medium long of two female scientists wearing hazmat suits, gloves and medical masks, sitting at desk in research center, working with chemicals in test tubes
Waist-up of male Biracial and female Caucasian laboratory workers wearing hazmat overalls, goggles and masks, sitting in research center, analyzing hazardous chemicals in test tubes
Medium view through glass wall in research center of two scientists wearing hazmat suits, gloves and medical masks, sitting at desk, working with chemicals in test tubes
Tracking right low angle of diverse laboratory assistants wearing medical gowns, masks and hats working research center at daytime
Researcher pours chemicals from a test tube into a flask, triggering an intense chemical reaction
Medium of two Caucasian female scientists wearing face masks, gloves, medical gowns and hats sitting at desk in laboratory at daytime, examining test tube, talking and using tablet computer
Waist-up of two intelligent Caucasian women wearing medical gowns, masks, hats and gloves sitting at desk in laboratory at daytime, working and talking
High-angle chest-up of male African American laboratory worker wearing hazmat overalls, goggles and mask, standing in research center, mixing chemicals in test tubes
crime expert is researching chemical in test tube in chemistry laboratory, portrait of male scientist
Tracking right medium long of two intelligent Caucasian women wearing medical gowns, masks, hats and gloves sitting at desk in laboratory at daytime, working and talking