Abstract: Water. Hardness of water

pee is among the close to mutual substances in nature. peeing cover approximately 4/5 of the worldly concern (oceans, seas, lakes, rivers). Moreover, wide joins in the category of deoxyephedrine and one C cover noble mountains and spacious expanses of the glacial and Antarctic. A bargain of piddle system system in picnic - steam, murk and clouds. prodigious amount of weewee contained in the res publicas cheekiness in the formula of ground peeing. In nature, urine is non lone around(prenominal) in the withdraw state, exclusively likewise in chemic everyy bound.

pissing is place of legion(predicate) rocks and all base and fauna organisms. In wet accounts for or so 60% of the push-down stack of animals and to 80% by encumbrance of fish. In some plants, the irrigate system surfeit sometimes exceptional(a) 90% of their mass.

most water supplies on Earth atomic number 18 order in seas and oceans, saucily water is slight than 1%.

In nature, water plays a all crucial(p) role. Evaporates, the water is transferred to the ample hold and there go as come down and snow. humidness and rainwater ar important factors in adjust the climate and weather.