FSTELOLELOY C22 Othamanga amagonjetsedwanso kuti avale kutentha kwambiri komanso malo okhalamo. Zina mwazomwe zimachitika zomwe zimachitika mobwerezabwereza ndikuthana ndi maxidives media, kuchepetsa media, chloride malo, ndi malo a sulufur. Sangagwirizane ndi mankhwala monga Nitric Acid, chlorine, sulufule, acefuc acid, orcel, avosiros, etcphorus, etc.