Ключевые слова: adult, attentively, beaker, biology, biotechnology, caucasian, chemical, chemistry, colleagues, concentrated, concentrating, coworkers, day, equipment, examining, experiment, expertise, focused, glasses, gloves, healthcare, holding, indoors, lab, laboratory, male, man, matter, medical, medicine, microscope, partners, partnership, pipette, precipitate, protective, research, science, scientific, scientist, scientists, serious, showing, staff, studying, team, technology, thoughtful, tubes, young,