Ключевые слова: ampoule, analysis, asian, background, biochemistry, biology, blood, chemistry, contagious, coronavirus, disease, dna, epidemic, epidemiologist, equipment, experiment, flask, hand, healthcare, illness, infection, laboratory, liquid, male, man, mask, medical, medical mask, medicine, one person, pandemic, people, ppe, profession, professional occupation, protection, protective, research, respirator mask, safety, sample, science, scientist, sick, syringes, test tube, testing, uniform, virologist, virus,