By graphite foda, Kevlar fiber da musamman m ashana, ƙara daidai aikin additives, da yin amfani da kwafin tsarin doka.
Ta hanyar mannen zafin jiki, fiber mai jure zafi mara asbestos da haɗin gwiwa na musamman mai zafi mai zafi, ƙara abubuwan da suka dace da sinadarai, amfani da kwafin tsarin doka.
Aramid fiber, carbon fiber, fiberglass, da dai sauransu a matsayin kwarangwal abu, mai-resistant m m hadin gwiwa musamman, ƙara daidai sinadaran Additives, fillers, da yin amfani da nadi matsa lamba tsarin doka.
By butyl latex, zaruruwan asbestos marasa amfani da kayan aikin haɗin gwiwa na musamman, suna ƙara abubuwan da suka dace da sinadarai, amfani da tsarin doka.