Time： 2017-06-09 16:23:24
Water knowledge: how to distinguish China is a large country, every place of the water quality is different, or even a province in the north and south will have the very big difference. Today teach you several common methods in general:
1, : "look," directly observed with the naked eye, can use a transparent glass from her mouth filled with a glass of water, precipitation for three hours, and then observe the bottom sediment, if any, that the water suspended impurities too much. The quality of the water at home
2, smell, "smell" is with nose feel the smell of the water, at present our country most of the water with chlorine disinfection, if excessive chlorine can produce a very pungent smell.
3, taste, "taste", is, of course, have a try, methods: hot drink plain boiled water, whether have the smell of bleach (chlorine), if you can smell the smell of bleach (chlorine), suggests that excess of residual chlorine tap water! Also must use the terminal processing water purifier.
4, view: "view" is not the same as hope, view is watching water in a certain period of time in some situation, methods: use tap water, tea overnight after observation of black tea? If the tea black, tap water contains high amounts of iron, manganese should choose equipped with iron, manganese filter water purifier to manipulate the terminal.
5, article: "goods" product water also like tea, to experience, methods: pour a cup of plain boiled water, taste the plain boiled water, taste have acerbity acerbity feeling? If yes, explain the water hardness is too high.
6, check: "check" is to examine home water heater, KaiShuiHu, inside have a layer of yellow dirty?" If some of the water quality is hard home water vessels will scale, namely we often say "scale".