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What is the yin and yang of water?
The yin and yang water is caused by the traditional float valve water boilers.
The traditional water boiler similar to toilet-like structure, while the water into the cold water to form the yin and yang of raw and cooked water mixed water. 2005 in the associations issued a consumer alert, caution float valve water boilers to prevent the harm of not thoroughly boil the yin and yang of water to consumers.