Ключевые слова: apart, bacteria, building, business, care, check, closed, company, construction, covering, covid19, disease, distance, distancing, door, employer, entrance, entry, europe, face, flu, hands, health, hygiene, hygienic, industry, job, law, lockdown, manufacuring, mask, open, prevention, protection, rules, safety, shut, sign, site, social, spread, stay, stop, temperature, uk, virus, wash,