Ключевые слова: 15 years, 25 29 years, adult, assistance, assistant, body care, caucasian, child, cleaning, client, dental, dental assistant, dental equipment, dental hygiene, dentist, dentist office, dentists chair, employee, examining, healthcare and medicine, human mouth, hygiene, indoors, job, medical equipment, medical exam, occupation, patient, people, responsibility, sitting, surgical mask, technology, tooth, trust, worker, young adult,