Ключевые слова: accidents and disasters, bacterium, bad breath, black background, bristle brush part, burning, careless, cleaning, closeup, copy space, damaged, danger, dental health, destruction, dirty, disgusted, fire natural phenomenon, flame, healthcare and medicine, heat temperature, hygiene, illness, infectious disease, no people, pathogen, prevention, problems, rotting, safety, studio shot, teeth, toothbrush, unhealthy living, unhygienic, using mouth, warning sign,