Ключевые слова: african, amusing, black, care, caries, caucasian, clinic, dental, dentist, dentistry, doctor, examination, explaining, filling, happy, health, healthy, hygiene, illumination, job, man, medical, medicine, occupation, oral, orthodontic, orthodontist, patient, person, photopolymer, preparing, professional, sitting, smiling, specialist, teeth, therapy, tools, tooth, tooth filling, treatment, uv, visiting,