Ключевые слова: area, attention, background, barricade, barrier, business, caution, caution tape, concept, contagious, corona virus, covid 19, covid19, culture, danger, danger tape, dangerous, disease, distance, distancing, epidemic, free, gathering, health, industry, investigation, keep out, keeping distance, line, mark, nobody, pandemic, performance, protection, public, quarantine, row, safety, sign, social, stop, symbol, tape, virus, warning, warning tape, yellow, zone,