Medium slowmo of Biracial schoolboy in lab coat making chemical experiment by putting brown powder and transparent liquid into glass flask and having lab smoke from flask as reaction
Medium close-up of stylish female Math teacher wearing eyeglasses standing against blackboard speaking about equations and formulas
Back view of a student writing a chemical formula on the blackboard
Zoom in portrait of curly haired Biracial school boy smiling at camera standing in front of blackboard with chemical formulas
Medium slow motion portrait of confident college Math teacher wearing protective mask standing against blackboard with formulas on it crossing her arms looking at camera
Medium portrait of modern female professor wearing smart casual clothes holding digital tablet standing against blackboard with formulas and equations written on it explaining subject
Smiley teacher standing at the blackboard where the chemical formula is written
Medium portrait of two teenage multiracial schoolboys wearing safety glasses and white lab coats posing for camera together standing in modern Chemistry class
Female Math teacher wearing eyeglasses writing formula on blackboard and explaining it to students
Medium shot of Biracial schoolboy in lab coat and safety glasses examining liquids in glass test tubes while conducting lab experiment at Chemistry class with teacher and classmates
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Medium shot of Biracial female brewery inspector wearing white lab coat opening valves of stainless-steel fermenter tank and taking notes on clipboard
Young Biracial Professor Explains Graph in Classroom