Medium Long Of Male Chemistry Teacher In Medical Gown And Protective Goggles Standing In Front Of High School Students In Morning Holding Beaker With LiquidÂ
Low angle of Caucasian male teacher in medical gown and protective goggles standing in foreground of blackboard, shaking beaker on chemistry lesson
Long shot of male teacher in medical gown and protective goggles standing in front of high school students who sitting at desks on chemistry lesson
Over-shoulder of male chemistry teacher in medical gown and protective goggles standing in front of high school students in morning, mixing transparent and violet chemical liquids
Over-shoulder of male chemistry teacher in medical gown and protective goggles standing in front of high school students in morning, showing experiment
Over-shoulder of male chemistry teacher in medical gown and protective goggles standing in front of high school students in morning, making experiment with chemicals
Side view of male chemistry teacher in medical gown and protective goggles standing in front of high school students in morning, making experiment with chemicals
Medium long of male teacher in medical gown and protective goggles standing in foreground of blackboard, showing experiment on chemistry lesson
Low angle of curly Biracial guy in white gown, goggles and glove sitting at desk in laboratory, mixing liquid chemicals with dropper in beaker at daytime
Hand holding beaker with liquid. Flask with purple fluid. Make a contribution to science. Revolution in chemistry.
Low angle of two cropped students in white gowns and gloves sitting at school desk, watching chemical reaction in beaker at daytime
Young students conduct fascinating chemistry experiment with guidance from diverse teacher in studio