PVC simbi waya hose inogona kupatsanurwa mumaindasitiri giredhi (kunyanya kuendesa maindasitiri mvura, mafuta, tsvina upfu, kemikari mbishi zvinhu, etc.) uye zvokudya giredhi (chikafu fekitari kusvitsa muto, mukaka, mvura inodyiwa, Winery kuendesa) doro, doro nezvimwewo. , kugadzirwa kwesimba remhepo, kusveta uye kudhiraivha, zvigadzirwa zvemafuta, makemikari akadzika-concentration uye mamwe mvura uye yakasimba particles uye powdery zvinhu.