All have long known that drinking tap water is extremely undesirable and sometimes dangerous. Even kitchena water can harm human health. Buying water is not always effective and expensive. What should I do? To purify the water themselves. There are many ways, here is one of the most popular.
Defend the water.
Tap water is usually chlorinated. This is to ensure that the chlorine has destroyed the bacteria. But when you boil chlorine forms different harmful compounds. Moreover, chlorine tends to accumulate and linger in the human body than harmful to his health. To avoid this, the chlorinated water should stand, and thus you will get rid of flying premise and sediment of impurities of heavy metals.
How to defend the water?
Pour water into a container and leave it without closing the lid, for 6-7 hours. For the first 3-4 hours out of the water evaporate volatile impurities, and salts of heavy metals will settle over the next 2-3 hours. After the water has settled, pour off the upper part of the water in a new container and discard the rest. To defend water is better in a glass container, not in plastic bottles.