Ключевые слова: background, brush, care, cavity, clean, color, copy, daily, dental, dentist, dentistry, different, equipment, everyday, flat, freshness, green, health, healthy, home, hygiene, hygienic, lay, many, mouth, nobody, object, oral, pattern, prophylaxis, protection, purity, routine, sanitation, scrubbing, space, teeth, text, toilet, toiletries, tool, tooth, toothbrushes, top, treatment, view, washing,