Lapho kulungiswa ibhalansi yamathayi ekhasimende, izisindo zamasondo zisetshenziselwa ukulungisa noma yikuphi ukungalingani.Isisindo sesondo esilungile esibekwe endaweni efanele sisiza ukuqinisekisa ukusebenza kahle kwesondo.Izisindo zesondo ezinamathelayo zitholakala ezintweni ezahlukahlukene ezahlukahlukene.Kodwa ezivame kakhulu insimbi camera, lead, zinc.Isisindo sethu sesondo esinamathelayo sisebenzisa itheyiphu yekhwalithi ephezulu enamandla okugunda i-150N ku-5g okungaphezulu kakhulu kwe-40N ejwayelekile.