Ключевые слова: adult, appliance, care, caucasian, clean, cleaning, clinic, demonstration, dental, dentist, dentistry, detail, education, enamel, female, fresh, freshness, gum, gums, healthcare, healthy, hygiene, interdental, jaw, learning, medicine, model, mouth, oral, plaque, prevention, preventive, protection, red, sanitation, smile, teaching, teeth, teethbrush, teething, tools, toothbrush, trainer, tuft, white, woman,