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13 April, 13:36

Describe two reasons for replacing an old toothbrush

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Answers (2)
  1. 13 April, 13:42
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    You can get sick from reusing your tooth brush

    it can add more bacteria in your mouth therefore causing cavities
  2. 13 April, 13:48
    0
    Toothbrushes will accumulate bacteria (bacteria on teeth) and you will have good hygiene (maintain good health)
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