Ключевые слова: apart, area, avoid, awareness, between, blank space, caution, community, concept, connect, contamination, control, corona, coronavirus, disease, distance, elevator, fever, floor, flu, foot, health care, ill, indoor, infected, infection, interaction, isolation, lift, mark, measure, medical, notice, pandemic, person, prevent, prevention, protection, public, quarantine, risk, safe, safety, security, sick, social, spread, stand, step, virus,