Ключевые слова: attention, banquet, barrier, biohazard, business, cafe, cafeteria, caution, chair, closed, closure, danger, dining, dinner, disease, elegant, epidemic, flu, food, forbidden, glass, illness, illustration, infection, isolated, isolation, lunch, outbreak, pandemic, plate, protection, quarantine, red, restaurant, restricted, ribbon, safety, self isolation, sign, stop, symbol, table, urban, virus, warning, yellow,