why should we brush our teeth twice in a day
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we should brush our teeth twice in a day as in morning when u get up after 12 hours u have some bad smell so to remove it we brush in morning and afterwards u keep eating u eat u r breakfast lunch and dinner then there r some germs or food traped inside u r teeth do to clean them we brush our teeth.
in short to prevent cavity ,yellow colour etc
in short to prevent cavity ,yellow colour etc
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