Menene rufin ƙarfe?
Abu ne mai sananne cewa Michigan shine ɗayan wuraren ci gaba. Wani ɓangare na dalilin na iya zama zazzabi da matsanancin yanayi a Michigan. Amma ga rufin Michigan, idan yana aiki a Michigan, yana aiki. Wataƙila wannan shine dalilin da ya sa Michigan shine farkon shafin yanar gizon da zai kafa rufin roba a 1980. Wannan rufin yana da tsauri kusan shekaru 30 bayan haka kuma rufin roba yana cinye ko'ina ko'ina cikin Amurka.
Ofayan mafi kyawun bayanan game da saman rufin Michigan shine MRCA ko ractungiyar Contungiyar Kwangila na Michigan Roofing. Wannan rukunin ya haɗa da surori da yawa waɗanda sune ARCWM, masu haɗin kwangilar rufi na West Michigan; da Flint PRO, ƙungiyar masu fasaha na rufin; JLWRCA, Jackson, Livingston, tenungiyar Contungiyar Contan kwangila na Gidan Ruwa; LRCA, ansungiyar Lantarki na Lansing; RIPF, Asusun Tallafa Masana'antu; SVRCA, inaungiyar Contungiyar Rooan kwangila na Saginaw kwari; da SMRCA, heastungiyar Contungiyar Contasashen Kwangilar Michigan Roofing na kudu maso gabas. MRCA ta lissafa masu kwangilar rufin kwangila da masu ba da shawara, suna da bayani game da rufin kwano da shirya tarurrukan shekara-shekara don ci gaba da kasancewa mambobin ƙungiyar sabbin dabaru da fasahohin yin rufi.
Michigan yana daya daga cikin bangarorin masu tayar da hankali a cikin amfani da kayan rufin karfe. Wannan ya hada da ba kawai tsoffin pewter sito rufin salon ba, har ma da sabbin hanyoyin da ke kwaikwayon kamannin sauran kayan rufin. Lokacin sanyi na Michigan, dusar ƙanƙara mai dusar ƙanƙara da lokacin bazara mai zafi yana gwada ƙarancin fadada da fadada na rufin ƙarfe, har ma da ikonsu na cire ruwa da dusar ƙanƙara. Wawa kawai zai yi ƙoƙarin yin tafiya a kan rufin ƙarfe lokacin hunturu na Michigan.
Hansons wani kamfani ne mai shinge na gida da ke Michigan, Hansons, kamfani ne wanda ke da iyalli mai alfahari da sabis na abokin ciniki da dangi. Hannun Hansons ba kawai ba da tabbacin masana'anta game da samfuransa kawai, suna ƙara ƙarin garantin nasu. Waɗannan sun haɗa da garanti na shekaru 10 har zuwa cikakken tallafin shekaru 30.
Jami'ar Jihar Michigan ita ce babbar cibiyar bincike don kore rufin. Gidan kore yana kunshe da tsire-tsire masu girma a kan rufin don maye gurbin tsire-tsire waɗanda suka ɓace yayin ginin. Gidajen kore sun haɗa da ƙasa mai zurfi, tsirrai da dama har ma da bishiyoyi a kan rufin. Ana ci gaba da bincike don tantance fa'idodin muhalli na rufin kore, fa'idodin rufin kore don rufi da tsari, da kuma duk wani mummunan tasirin da rufin kore zai iya samu akan tsarin.
