Daaweynta biyaha waxaa loo qalabeeyay soo saarida biyo saafi ah, biyaha macdanta ah, iyo biyo cabitaan iyo cabitaanba leh. Waxay ka kooban tahay shaandhada ciidda Quartz, shaandhada saxda ah, shaandhada kaarboonka firfircoon, RO, badeecada birta, matoor Ozone, shaandhada fiilada sare ee firaaqada, UV-diraha iwm.
Daaweynta Biyaha ee Biyaha saafi ah ama Biyaha Macdanta ah
