Ключевые слова: abstract, analysis, background, beaker, biology, biotechnology, blue, clinical, closeup, detail, disposable, dropper, equipment, experiment, hand, holding, inside, isolated, lab, laboratory, macro, medical, medicine, microbiology, micropipette, modern, pharmaceutical, pile, pipet, pipette, plastic, research, science, scientific, technology, three, tip, tips, tool, transparent, white, yellow,