Ключевые слова: background, bamboo, bleaching, blue, brush, care, caries, cavity, clean, clinic, color, creative, decay, dental, dentist, dentistry, flat, health, healthy, hygiene, instrument, lay, made, medic, medical, medicine, mouth, object, oral, paste, prevention, shape, smile, stomatology, teeth, tooth, toothbrush, toothpaste, top, treatment, tube, view, whitening, wooden,