Texture of home grown salt crystals as background extreme close view. chemical experiments for students. Natural minerals beauty
Brown and purple salt crystals scattered on white surface macro view. Natural minerals in scientific lab. Healthcare and cosmetic products ingredient
Pile of lilac organic crystals as background macro view. Home grown minerals and shiny stones in laboratory. Science lessons for junior children
Light purple sea salt crystals cluster grows in laboratory macro. Chemical transformations of materials studying. Minerals creating during lesson
Video of happy african american pupils doing experiment during chemistry lesson
Video of happy african american pupils wearing glasses and experimenting during chemistry lesson
Scissors and tweezers lying on table in laboratory. Instruments for experiment. Chemistry in school. Indoors. Education. Study.
Medium long of male teacher in medical gown and protective goggles standing in foreground of blackboard, showing experiment on chemistry lesson
Asian science teacher with goggles looks at girl student doing experiment with liquids at chemistry lesson in classroom extreme closeup
Asian chemistry tutor and preschooler girl play rock paper scissors choosing next experiment at fun science lesson in spacious classroom
Front view of on lesson of chemistry group of schoolchildren with Asian teacher doing a chemical experiment using chemical liquids and dry ice in laboratory class
Waist up of multiracial classmates in white lab coats and safety glasses chatting while conducting laboratory experiments during Chemistry lesson at school