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
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Chemistry beakers, bottles and flasks with colorful liquids in an old pharmacy