Ключевые слова: analysis, background, biochemistry, biotechnology, blue, chemical, chemistry, clean, clear, clinic, clinical, closeup, development, dish, dripping, drop, dropper, experiment, female, fluid, focus, glass, glassware, gloves, hand, health, industry, instrument, lab, laboratory, liquid, medical, medication, medicine, microbiology, person, petri, pharmacy, pipette, research, science, scientific, scientist, selective, table, transparent, treatment, white, woman, work,