Tilting up of male Black scientist in white hazmat suit and respirator sitting at desk in laboratory, mixing hazardous chemicals in test tube
Low angle of male Black scientist in white hazmat suit and respirator sitting at desk in laboratory, looking at hazardous chemicals in test tube
Low angle waist-up of male Black lab technician in white hazmat suit and respirator sitting at desk in laboratory, mixing hazardous chemicals in test tube
Waist-up of Asian scientist in white hazmat suit, respirator and face shield sitting at desk in laboratory, working with hazardous chemicals
Waist-up of Asian scientist in white hazmat suit and respirator sitting at desk in laboratory, working with hazardous chemicals, using microscope
Waist-up of female Asian scientist in white hazmat suit and respirator sitting at desk in laboratory, working with hazardous chemicals, using microscope and computer
Chest-up of Asian scientist in white hazmat suit, respirator and face shield sitting in laboratory, working with hazardous chemicals
Scientist mixing chemicals in test tube in laboratory
Waist-up of female Asian scientist in white hazmat suit, respirator and face shield sitting at desk in laboratory, working on portable computer
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
Science expert in protective suit filling test tube with chemical substance close up. Scientist in hazmat mask conducting experiment in laboratory
Scientist conducting research in chemical lab. Mixing chemical liquid in test tube. Scientist doing chemical research in research laboratory. Young scientist shaking test tube.