We will tell you what features of drinking water to pay attention to in order to timely recognize its danger.
Turbid water
The muddy water, according to doctors, contains foreign chemical elements. Among them there can be very dangerous for humans - drinking such waterto play roulette.The appearance of a yellow tint
Yellowness of the water is a sign that there is too much iron, copper, manganese or lead in the H2O.
Green color
The liquid acquires a green tint due to oversaturation with copper.Rigidity
It is impossible to determine the hardness visually, but it is enough to take just one sip. If the water is hard, it contains too much magnesium and calcium.
Rotten smell
Water containing hydrogen sulfide acquires an unpleasant odor.
Fishy smell
It occurs due to the abundance of barium in the water.American scientists from the Environmental Working Group have proved that, unfortunately, tap water cannot be considered safe for humans. Carcinogens such as arsenic, radioactive uranium and radium were found in it.
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