Kuyeretsa gulaye chonyamulira sikophweka ngati kuponyera mu makina ochapira. Masing'onyedwe opangidwa ndi zida zonyamulira - ndipo kuyeretsa kosayenera kumatha kusokoneza mphamvu zawo, kuuma kwawo, ndi moyo wautumiki.
Kusankha masiling'i oyenera onyamulira pamalo anu kumaphatikizapo zambiri kuposa kufananiza kuchuluka kwa kuchuluka kwa katundu wolemetsa. Kusankha kwazinthu kumatsimikizira kugwirizana kwa mankhwala ndi kutentha. Kusintha kumakhudza liwiro lomata komanso mavalidwe. Kutsatira miyezo kumatsimikizira chitetezo ndi kutsata malamulo.
Choponyera chonyamulira chomwe chasungidwa chonyowa chingawoneke ngati chosawonongeka, koma chinyezi chingayambitse matenda a mildew, kuwonongeka kwa ulusi, ndipo-ngati gulaye ya nayiloni - kutaya mphamvu kwakanthawi mpaka 15% ikanyowa, mphamvu ikabwezeretsedwa ikaumitsa . Chofunikira kwambiri, gulaye za nayiloni zimatha kutaya mpaka 25% ya mphamvu zake zikanyowa chifukwa cha kuyamwa kwa chinyezi. Ma polyester slings, mosiyana, sakhudzidwa kwambiri ndi chinyezi koma amatha kudwala ndi mildew ndi kuvunda ngati atasungidwa monyowa. Bukhuli likuwunika zoopsa zomwe zimagwirizanitsidwa ndi gulayeni zonyowa, kuwonongeka kwapadera kwa zipangizo zosiyanasiyana zopangira, ndi kufufuza ndi kuyanika kofunikira musanabweretse gulaye chonyowa kuntchito.
Chovala chonyamulira chimatha kutaya mphamvu nthawi yayitali chisanawonekere - nthawi zambiri popanda chenjezo. Kutentha kwambiri, kuwala kwa ultraviolet (UV), ndi kukhudzana ndi mankhwala ndi zinthu zitatu zomwe zimakonda kwambiri zachilengedwe zomwe zimawononga ulusi wopangidwa. Malingana ndi Canadian Center for Occupational Health and Safety (CCOHS) , kuwala kwa dzuwa, chinyezi, ndi kutentha kwa pamwamba pa 90 ° C (194 ° F) kungathe kuwononga zonse za nayiloni ndi poliyesita. OSHA imanenanso kuti mphamvu za gulaye zimawonongeka chifukwa cha kuwala kwa dzuwa ndi kuwala kwa ultraviolet, ndipo imalimbikitsa kukaonana ndi wopanga kapena munthu woyenerera kuti apeze zofunika zina zopuma pantchito. Bukhuli likuwunika momwe chilengedwe chilichonse chimakhudzira kukhulupirika kwa gulaye, ndi zizindikiro zotani zomwe muyenera kuyang'ana, ndi momwe mungatetezere ma slings anu kuti asagwere msanga.