Ключевые слова: blue, brushes, brushing, care, closeup, copy space, daily life, defocused, dental, dental care, dental equipment, dental health, dental hygiene, dental office, dental plaque, dental surgery, dentist, dentistry, health, healthcare and medicine, healthy lifestyle, human mouth, human teeth, hygiene, multiple, no people, plaque, real life, refreshness, routine, tooth brushes, toothbrush, toothbrushes,