Ключевые слова: ache, anatomy, background, biology, bleach, bleaching, blue, bright, care, caries, cavity protection, checking, clean, cleanliness, close up, dent, dental, dentist, dentistry, everyday cleaning, examining, face, grimace, happy, health, healthcare, healthy, human, hygiene, medical, medicine, mouth, object, oral hygiene, orthodontist, problem, protection, sensitive, showing, soft color, stomatology, teeth, tooth, tooth root, toothache, treatment, wash, white, whitening, woman,