Boiled water is the first choice drink in people's life. It can moisten the lungs to quench thirst and promote detoxification. As we all know, water, like other things, should not be stored for a long time, so can boiled water for twice be drunk? Can boiled water be boiled for a second time?
Can water boiled twice be drunk
The water boiled twice can be drunk.
From a healthy point of view, boiled water can be boiled for the second time. What we usually say is that we can't drink 'thousand boiling water'. It's not the water boiled for the second time, but the water boiled for many times. When the water is boiled for many times, it will gasify a part of it. Repeated boiling will result in a large number of mineral substances remaining in the remaining water, with a high concentration. After drinking, it will increase the liver, kidney, stomach The risk of intestinal stones, while the concentration of minerals in the water boiled twice can not reach the pathogenic concentration completely, can be drunk.
Why can't boiled water be boiled for the second time? It should be said that the boiled water stored overnight or for a long time can't be boiled again. Boiled water, like other foods, shouldn't be stored for a long time. There will be a certain concentration of nitrite in the boiled water for a night. This component belongs to carcinogens. Although the concentration is not high, it will gradually become rich in long-term drinking Set, so that the disease.
The expression of nitrite poisoning is that there are more nitrates in thousand roll water, which will combine with hemoglobin in the blood to form nitrosylhemoglobin and lose the function of carrying oxygen. Therefore, rolling water before drinking will lead to tissue hypoxia, panic, shortness of breath, lips and nails, and even skin cyanosis, dizziness and head in ten minutes or one to three hours Pain, drowsiness or restlessness, shortness of breath, decreased blood pressure and other symptoms.
Which water in life can't drink raw water
There are many kinds of microorganisms and viruses in raw water, which can not be directly drunk, but can be infected by fungi, parasites, viruses, etc.
Aging water
Aging water is also called dead water. It can store immovable water for a long time. There are few active water molecules in this water. Drinking it for a long time will increase the risk of esophageal cancer and gastric cancer.
Thousand boiling water
Thousand boiling water is the water that has been boiled repeatedly. The mineral content in this water is very high. Drinking it will increase the risk of hepatolithiasis.
Open water
Uncooked water is almost the same as raw water. It is possible for bacteria and viruses to infect, and at the same time, it will increase the risk of carcinogenesis and teratogenesis.