Magnesium and calcium compounds dissolved in water are called hardness formers.
If the water is heated to 60 ° C and above, these soluble compounds are largely converted into insoluble, leading to turbidity of the water.
CO2 dissolved in rainwater (carbon dioxide and water are carbonic acid) is responsible for rainwater being slightly acidic (pH <7.0).
keyboard_arrow_right morePesticides are toxic, chemical substances used in agriculture, gardens or public areas with the aim of eliminating pests (insects, plants, fungi, worms, etc.).
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