A cikin samarwa da sarrafa roba, mai karuwa (watau ka'idojin da ake amfani da shi na zahiri. Mafi girma {2} Saboda haka, saboda haka, ya kasance mai yawan amfani don yin amfani da roba mai kyau a cikin roba {4} don haka waɗanne nau'ikan roba na ɗauka, kuma ta yaya kuka zaɓi?
Lokacin da aka sake dawo da roba da aka dawo da samar, zaɓar masu karawar kariya da muhalli masu zaman kansu {{1} mai kula da maki uku:
1.} antsewararrun da kanta samfurin abokantaka ne kuma ba ya ƙunshi abubuwa masu fama da haɗari kamar nitrosamins;
2.} orestator bai samar ko barin abubuwa masu fama da cutar ba kamar nitrosamines yayin aiwatar da tsari da tsarin samar da kayan masarufi;
3.} aiwatar da kira da aiki na hanyoyin haɓaka muhalli ne da kuma ƙaunar muhalli {{1}
Hanyoyin hanawa na yau da kullun sun haɗa da TBZTD, Tibtd, MTT, ZBSC, ZBSP, ZBPD, TBZTM, da sauransu. Tibtd mai saurin matsawa ne tare da kyakkyawan yanayin {{3}, yana da karancin matsakaita kuma ana iya amfani dashi don maye gurbin Pz, TMTM, da sauransu {{5 {{{5}; ZDTP mai saurin matsawa, wanda za'a iya amfani dashi a cikin roba roba kayayyakin; ZBPD shine saurin gabatarwa . TSBTM za a iya amfani da shi don maye gurbin TS don maye gurbin TS 7}