Ключевые слова: adult, business, care, caucasian, coronavirus, covid, covid19, disease, elbow, engineer, epidemic, factory, flu, greeting, hardhat, health, healthy, helmet, indoors, industrial, industry, infection, man, manager, manufacturing, mask, new, new normal, pandemic, people, person, protection, quarantine, respiratory, risk, safety, spread, technician, touch, virus, warehouse, wearing, work, worker,