Ключевые слова: appliance, background, blue, braces, breath, brush, brushing, care, cavity, clean, cleaning, color, composition, copy, dental, dentistry, dents, different, equipment, everyday, freshness, health, heart, hygiene, instrument, made, many, medical, medicine, mouth, nobody, object, oral, paste, prevention, set, shape, smile, space, stomatology, teeth, text, tool, tooth, toothbrush, top, treatment, view,