Ключевые слова: 2019, air, airborne, background, blue, breathing, care, coronavirus, covid19, danger, disease, disposable, dust, epidemic, equipment, face, facepiece, ffp2, filter, flu, glove, hand, health, holding, hygiene, illness, individual, infection, influenza, mask, medical, medicine, n95, ncov, outbreak, pandemic, person, pollution, professional, protection, protective, reduce, respirator, respiratory, rubber, safety, sick, uniform, virus, white,