Zvinonyungudutsa marara (zvakaita sePR, NMP, PMA, nezvimwewo) zvinogadzirwa nependi, inki, madhayi emachira, uye mafuta emachira zvinogadzirwa nemidziyo yekugadzirisa pasi pemamwe mamiriro ezvinhu ekugadzira kuti zviwane zvigadzirwa zvinonyungudutsa. Zvigadzirwa izvi zvinonyanya kushandiswa sezvinonyungudutsa zveinki, mapende, inki, madhayi emachira, uye mafuta emachira, pamwe chete nezvinhu zvinochenesa mukugadzira zviratidziro zvemakristaro emvura.
Kuunza tekinoroji nemidziyo yeOgano Company, kambani yakanyoreswa kuJapan ine ruzivo rwemakore anopfuura makumi manomwe mukurapa mvura, kuburikidza nekushandisa acid-base neutralization, chemical precipitation, Fenton oxidation, pressurized air flotation, anaerobic hydrolysis, uye IC internal circulation anaerobic Oxygen reaction, contact oxidation, activated carbon adsorption nedzimwe nzira dzekurapa mvura yakasviba dzakasanganiswa zvinoita kuti kambani ive nemidziyo yakakwana maererano nemidziyo, tekinoroji uye hunyanzvi hwekudzokorodza nekurapa marara eorganic ane huwandu hwakawanda, marara ane fluorine, marara acids uye marara alkali, marara ane mhangura uye mamwe marara emumaindasitiri nemvura yakasviba yemumba. Kugona kwekugadzirisa zuva nezuva kwemarara akasiyana-siyana kunogona kusvika matani anopfuura zana. Mvura yakarapwa inogona kushandiswazve semvura inosuka muworkshop yekugadzira uye greening yenzvimbo yefekitori, zvichiita kuti zviwanikwa zvishande zvakanaka.