Close up of Condensation on the outside of an Erlenmyer Flask that is being heated by a bunsen burner

Blue, Water, Clear, Science, Outside, Closeup, Fire, Education, Table, Student, Black, Oxygen, Equipment, Technique, Flame, Bench, Highschool, Class, University, Method, Lighting, Chemistry, Classroom, College, Lab, Laboratory, Scientific, Flask, Professor, Teacher, Dripping, Supply, Blurredbackground, Mesh, Boiling, Propane, Burner, Condensation, Refraction, Tutorial, Howto, Heated, Erlenmeyer, Proper, Bunsen, Ringstand