Ключевые слова: adult, antibacterial, blur, caucasian, child, corridor, cropped, disinfector, education, elementary age, epidemic, girl, hall, hand sanitizer, health, healthcare, hygiene, indoors, kid, medical mask, medicine, notebook, pandemic, partial, people, pour, professional, protection, protective, pupil, quarantine, school, schoolchild, schoolgirl, schoolkid, self isolation, teacher, virus, work, workplace,