Ключевые слова: adult, arm, arms, bacteria, biohazard, care, caucasian, cleanser, clear, corona, dermatology, disease, disinfectant, epidemic, flu, hand, handshake, health, healthy, human, hygienic, illness, infection, liquid, medicine, microbe, microbes, palm, pneumonia, protection, quarantine, stop, symbol, technology, use, using, viral, virus,