Ключевые слова: background, bacteria, bad, bottle, breath, brush, care, cavity, clean, cleaner, cleaners, color, composition, copy, dental, dentistry, different, equipment, flat, floss, frame, healthy, hourglass, hygiene, lay, many, medicine, morning, mouth, mouthwash, nobody, object, oral, periodontal, prevention, products, protection, remove, scraper, space, teeth, text, tongue, tooth, toothbrush, toothpaste, top, tube, view, yellow,