Nanobacterial ball, iyo inoshandisa mineral yechisikigo ne quartz powder sezvinhu zvayo, inogadzirwa kuburikidza nekupisa kwakanyanya, ine maburi akawanda anoyerera, inogona kupa nzvimbo yakakura chaiyo yekubatanidza mabhakitiriya anobatsira kubereka, inoderedza ammonia ne nitrite mumvura zvinobudirira. Iyi ceramic inert filtering material inoshandiswa mumvura yakachena, mvura yegungwa uye dziva.