Ключевые слова: adult, analyzing, biology, biotechnology, caucasian, chemical, chemist, chemistry, coat, coats, discovery, doctor, education, equipment, experiment, eyeglasses, eyewear, females, goggles, group, healthcare, indoors, lab, laboratory, learning, liquid, looking, males, man, medicine, men, occupation, people, professional, protective, research, science, scientific, scientist, smiling, something, student, teamwork, technology, woman, women, working, young,