Ключевые слова: adult, attentively, biochemist, biochemistry, biology, biotechnology, blue, caucasian, chemist, coat, colleagues, concentrated, concentrating, coworkers, day, dish, equipment, examining, experiment, female, focused, glasses, gloves, holding, indoors, lab, laboratory, man, mask, medicine, partners, partnership, petri, precipitate, protective, research, science, scientific, scientists, serious, showing, staff, studying, team, technology, thoughtful, tray, using, woman, young,