Haɗuwa da fasahar ruwa da sauran ƙarfi, masu tsabtace mu na ruwa-ruwa suna ɗaukar gurɓataccen gurɓataccen iska (gudanar ruwa, mai, shavings na ƙarfe) a cikin PCB da tsabtace injin. Tare da emulsifiers da masu hana tsatsa, suna shiga ƙananan ramuka cikin aminci don gami da ferrous gami da polymers. Madaidaicin madauki na rufe (85%+ sake yin amfani da su), suna daidaita ƙarfi da ingancin yanayin muhalli, rage sharar gida da farashi.