Short Bayani:

Samfurin fasali: sabon fasaha, kirki mai kaifi, kaifi nika, karfin zafin jiki mai karfi, tsananin taurin kai, inganci mai kyau kuma ba mai saukin sawa ba, lu'u lu'u lu'u da yashi, ingantaccen aiki, tsaro da kiyaye muhalli, daskararren wuri ba tare da gutsurewa da sauran fa'idodi ba .

Samfurai sun fi dacewa da: kowane nau'in ƙarfe da kayan ƙarfe, nika tungsten karfe, masu yankan inji, gami, lu'ulu'u, gilashi, tukwane, kayan aikin semiconductor (kayan aikin siliki, da dai sauransu), kayan maganadisu (magnetic cores, magnetic sheets, ferrites, da dai sauransu) da kayan ƙarfe masu ƙarancin ƙarfi (gami mai ƙarfi, ƙarfe tungsten YG8, da sauransu)