Ключевые слова: adult, bacteria, biochemistry, checking, clean suit, close up, concept, coronavirus, covid19, danger, discussion, document, epidemic, global, health and medicine, hygiene, infectious disease, occupation, outdoors, pandemic, people, protection, protective eyewear, protective glove, protective mask, protective suit, protective workwear, research, safety uniform, science, scientist, talking, technician, technology, two people, working,