Ukuvela kweReverse osmosis (Icandelo 1)
Ubusazi, ukuba amanzi enza ukuya kuthi ga kwi-75% yobunzima bomzimba womntu. Ilahleko ye-4% yamanzi apheleleyo emzimbeni ikhokelela ekuphelelweni kwamanzi, kwaye ilahleko ye-15% inokubulala. Ngokunjalo, umntu unokuphila inyanga ...
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