Ключевые слова: acid, base, blue background, bottle, chemical component, chemical reagent, chemistry, clean, corrosive, countertop, eureka, finished, glare, glass, glitters, graduated glass, hygiene, idea, in a dish, inventiveness, laboratory, liquid, own reflection, pharmaceuticals, professorship, protective goggles, protective mask, research, rubber gloves, safety, science, substance, success, transparent, treatment, vial,