Linden said pimlico plumbers disputed smith’s assertion that

We are always looking for talented and commited service engineers. Caustic drain cleaner is sodium hypochloride, an alkaline substance made from the mixing of chlorine, sodium hydroxide (sometimes called caustic soda), and water surfactants are added into the caustic drain cleaners surfactants, or surface-active agents, may be added to reduce surface tension, promote mixing of solutions, and reduce foaming. If you think you have a problem on a lateral drain.

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