Which several life can't be drunk to plant water

Which several life can't be drunk to plant water
Water is a very important material in the life, can't be anhydrous in one day, but not all water is suitable for drinking. The following five water will form inferior nitrate and other poisonous harmful substances under a certain intensity, will produce certain danger to the human body, so should arouse the attention from people.
Water: Commonly called as " stagnant water " ,That is to store water not moved for a long time. Often drink this kind of water, for minor, will make the metabolism of cell obviously slow down, influence the body to grow; The middle-aged and elderly people will accelerate oldly and feebly; A lot of local cancer of the esophagus, morbidity of gastric carcinoma increase day by day, study according to the physicians, may relate to the fact that drink the aging water for a long time. Relevant materials show, the noxious substance in the aging water increases as water store time to increase too.
Two, a thousand rollers of water: Water is to boil on the stove for one night or water for a long time if a thousand rolls, there is water of repeated boiling in electric heaters. Because this kind of water is too boiled long, the not volatile material in water, for instance heavy metal compositions such as calcium, magnesium,etc. and inferior nitrate content are very high. Have drunk this kind of water for a long time, will interfere with people's function of intestines and stomach, present temporary diarrhoea, abdominal distension; Poisonous inferior nitrate will also cause the oxygen deficiency of organism, the serious one will go into a coma and faint from fear, even die.
Third, water of pot for steaming food: Water of the pot for steaming food steams steamed bun,etc. to have a pot of water left, especially through water of pot for steaming food used repeatedly many times, inferior nitrate is dense. Often drink this kind of water, or boil the porridge with this kind of water, will cause inferior nitrate to be poisoned; The scale often enters the human body with water, will cause digesting, nerve, secreting the urine and systematic pathological change of hematopoiesis, even cause senilis.
Fourth, water not opened: The running water which people drank, is all sterilized by chlorine and sterilized dealing with. Can be isolated 13 kinds of harmful substances in water dealt with of chlorine, among them hydrocarbon halide, chloroform is also carcinogenic and causing lopsided function. When reaching 90 in water temperature, bittern takes the place of hydrocarbon content and rises to 177 micrograms from original 53 micrograms per kilogram, more than 2 times of national drinking water sanitary standard. The expert points out, drink not water of boiling, suffer from the possibility increase of bladder cancer, rectal cancer 21% - 38% . As the water temperature reaches 100 , these two kinds of harmful substances will be evaporated and reduced with the vapour greatly, if continue seething with excitement for 3 minutes, it is safe to drink.
Fifth, water boiled again: Someone used to boil, drink the intersection of surplus and warm boiled water in the thermos and then again, the purpose is economized on water, economized on coal ' Angry) , on festival. But this kind " Save " Not worth choosing. Because water has been boiled and boiled again, make the moisture evaporate again, inferior nitrate will rise, drink the water often, inferior nitrate will gather in body, cause, poison.
The editor recommends:Several kinds of fruit that can't be eaten on an empty stomach
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