Ключевые слова: adult, analysing, analysis, artwork, assistance, background, biology, biotechnology, brainstorming, care, career, chemist, chemistry, children, clinic, clinical, concept, disease, doctor, double, double exposure, equipment, experiment, exposure, health, health care, hospital, industry, laboratory, male, man, medicine, nurse, person, physician, portrait, professional, research, science, scientific, scientist, specialist, technology, test, uniform, virus, white, woman,