Ключевые слова: adult, analysis, assistant, background, biochemical, biology, biotechnology, care, check, chemistry, clinical, closeup, container, copy, disease, doctor, dripping, dropper, equipment, female, fertile, gloves, hands, health, hospital, indoors, infection, lab, laboratory, liquid, male, man, medical, microbial, microbiology, person, pipette, reagent, research, sample, science, space, technical, technology, test, text, tube, urine, woman, work,