Ключевые слова: apply, background, beauty, bleach, bleaching, blue, body, bottle, care, clean, cleanse, cleansing, clinic, colorless, cosmetic, dental, dentist, dentistry, equipment, gel, guard, health, healthy, hygiene, individual, kappa, medicine, mold, mouth, night, plaster, plastic, product, prophylaxis, protect, purity, set, silicone, splint, supplies, syringe, system, therapy, tooth, transparent, tray, treatment, white, whitening,