Ключевые слова: adult, analysis, analyzing, biochemistry, biology, biotechnology, caucasian, chemical, chemist, chemistry, clinic, discover, equipment, experiment, expertise, gloved, handsome, health, human, indoors, investigation, job, lab, laboratory, male, man, medical, medicine, microscope, occupation, people, person, pharmacy, portrait, professional, research, science, scientific, scientist, scrutiny, serious, specialist, study, team, teamwork, technology, test, work, worker, working,