Ключевые слова: adult, analysis, biology, biomedical, biotechnology, bottle, caucasian, chemical, chemist, chemistry, closeup, coat, development, doctor, equipment, experiment, eyewear, face, glove, handsome, health, healthcare, industry, lab, laboratory, liquid, look, male, medical, medicine, men, one, people, person, professional, protection, research, science, scientist, solution, student, study, technician, test, tube, white, work, worker,