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CBSE Class 7 Answered

How is tooth decay prevented?
Asked by Topperlearning User | 29 Apr, 2014, 09:54: AM
Expert Answer

To prevent tooth decay, one should brush teeth properly with toothpaste. Toothpaste is slightly basic. So, it neutralises the excess acid around teeth and prevents tooth decay.

Answered by | 29 Apr, 2014, 11:54: AM
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