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  • The struggle against corroding
    The struggle against corroding
    Added: 2020-05-08 | Category: one | Comments: 0

    The struggle against corroding galvanized iron pipes eventually led to a replacement by copper or plastic (pvc) piping by the 1960s copper and plastic do not possess that zinc layer that naturally corrodes to expose the base metal to decay still, however, natural substances such as hair, grease, or other oils continued to be an issue in drain clogs, and so, the development of more effective chemical drain cleaners became necessary. Responsibility for drains.


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