EntityQ1527878· pop 12· linked from 59 articlessand filterSign in to savetype of filter used in water purification technologyConnectionsactivated carbonEntityCaliforniaEntitynitrogenEntitybacteriaEntityInternational Standard Book NumberEntitysandEntityammoniaEntitydrinking waterEntitydigital object identifierEntitypathogenEntityswimming poolEntityCoulomb's lawEntityfiberEntitynitrateEntityVan der Waals' forceEntitywastewaterEntityilmeniteEntitycentrifugeEntitywater purificationEntitysurface runoffEntityCategoriesSandSwimming pool equipmentWater filters