Ключевые слова: adult, air, background, businessman, carbon dioxide, care, city, coat, concept, environment, epidemic, evil, face, filter, fresh air, heading, health, healthy lifestyle, human, i dont know, ill, lifestyle, looking, male, man, mask, men at work, office, outbreak, pandemic, park, people, person, pollution, portrait, protect, protection, quarantine, scientist, sick, street, unhealthy, urban, virus, walk, walking, wearing, white, young, young men,