Waist-up of male Black scientist in white hazmat suit and respirator sitting at desk in laboratory, mixing hazardous chemicals in test tube
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 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 and respirator sitting at desk in laboratory, working with hazardous chemicals, using microscope
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 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
Close-up of male Black scientist in white hazmat suit and respirator sitting at desk in laboratory, using microscope
Medium of female Asian scientist in white hazmat suit and respirator sitting at desk in laboratory, using computer, her Black male colleague bringing chemicals and talking
Scientist dropping the reagent into test tube for reaction testing in chemical laboratory
Medium long of female Asian scientist in white hazmat suit and respirator sitting at desk in laboratory, using computer, her Black male colleague bringing chemicals and talking
Scientist conducting research in chemical lab. Mixing chemical liquid in test tube. Scientist doing chemical research in research laboratory. Young scientist shaking test tube.