Ключевые слова: analysis, background, biology, biotechnology, blue, bottle, chemical, chemistry, development, double, drip, drop, equipment, experiment, exposure, flask, glass, glassware, glove, green, hand, health, holding, industry, instrument, lab, laboratory, liquid, medical, medicine, microbiology, pharmaceutical, pink, preparation, research, science, scientific, scientist, solution, studying, technician, technology, test, transparent, tube, water, white,