You should not drink the boiling water placed more than three days

Boiling water can kill bacteria and remove harmful substances in water. Because the water is handled by chlorination, there is interaction of residual chlorine and organic matters in water, which will form carcinogenic compounds, chloroform and other toxic halohydrocarbons.

You should not drink the boiling water placed more than three days

When the water temperature reaches 90 degree, the halogenated hydrocarbon content up to 191 mg/L, and the chloroform increased to 177 mg/L, these are 2 times more than the national standard. When the water temperature reaches 100 degree, content of halohydrocarbon and chloroform respectively containing 110 micrograms per liter and 99 micrograms. If you continue boiling for another 3 minutes, the two substances are quickly reduced to 9.2 micrograms per litre and 8.3 micrograms, which reach the standard of drinking. Therefore, it is better to boil water for more than 3 minutes.

You should not drink the boiling water placed more than three days

Some people in order to save water, often re-boil the water, which is not a good habit. Because repeated boiling water will caused the water aging, not only will reduce some beneficial minerals to human body, may also produce some harmful substances such as nitrite. Once a large amount of nitrite get into the human body, it can make the red blood cells to lose oxygen carrying function, resulting in tissue hypoxia, so the long time drink this water will be nausea, vomiting, headache, nails and lips purple, palpitation and other symptoms, serious can cause hypoxia, and may even cause cancer.

You should not drink the boiling water placed more than three days

Drinking a cup of plain boiled water after you get up in the morning will be beneficial to your body health. A lot of people like to prepare a cup of boiling water in the last night, and drink in the second day morning. This approach will be not good at the hot summer season, when the temperature exceeded 30 degrees and the air humidity is higher, which will lead to the bacteria reproduce rapidly, so the overnight cold boiling water will lose biological activity, and easy to be polluted and cause diarrhea.

You should not drink the boiling water placed more than three days


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