Portrait tracking of smart African-American schoolgirl in goggles and lab coat standing in classroom and holding glass flask with blue liquid, then smiling at camera
Handheld tracking of female chemistry teacher in lab coat and goggles holding up glass flask with steaming blue liquid and showing it to curious schoolchildren during lesson
Tracking shot of female chemistry teacher in lab coat and goggles holding glass flask with liquid and showing it to curious schoolchildren in classroom
Medium slowmo of two Caucasian schoolgirls in lab coats and protective glasses doing pair lab work at Science class
Slowmo closeup of Caucasian male chemist in protective goggles and lab coat looking at purple liquid in glass flask
Handheld shot of curious African-American schoolgirl in lab coat and goggles sitting at her desk in modern classroom and pouring blue liquid into glass bottle with dry ice
Handheld close up of female chemistry teacher holding up glass flask with steaming and foaming blue liquid as curious schoolchildren in lab coats looking at it
Professional woman in safety glasses and lab coat holding flask with liquid. Yellow background.
Chest up slowmo of Caucasian male chemist in lab coat and protective goggles taking smell of red liquid substance inside glass flask, conducting experiment in laboratory
Closeup of young chemist in protective gear holding glass flask with purple liquid
Lab flask in scientist hand. Female scientist hands mixing blue liquid in glass flask. Laboratory testing. Science laboratory research. Close up of lab worker holding test tube with liquid
Medium shot of girl in goggles and lab coat holding large erlenmeyer flask with steaming red liquid. She is looking at it in amazement and showing to her classmates as teacher explaining reaction