Darbiga daah birta ah waxaa si weyn loo isticmaalaa in dhismaha derbiga daah ee Shiinaha, gaar ahaan in mashruuca qurxinta wejiga leh qaab gaar ah, sababtoo ah ay midabyo kala duwan, wax dusha iftiinka iyo waxqabadka processing wanaagsan, kaas oo la qabsan kara noocyo kala duwan oo sifooyinka qurxinta wejiga adag. Qalabka dusha sare ee loo isticmaalo darbiga daahyada birta ah waxay u badan yihiin sida soo socota: guddi isku dhafan aluminium, guddi aluminium hal lakab ah, guddiga aluminium aluminium aluminium ah, guddiga ka hortagga dabka, saanwiij dahaarka guddiga aluminium, saxan bir ah, saxan bir midab leh, saxan bir dhaldhalaalka ah iyo sidaas oo kale. Sababta ugu weyn ee saxanka birta ah uu u dhaco ayaa ah in naqshadeynta isku xirka saxanka birta iyo keelku ay tahay mid aan macquul ahayn iyo rakibiddu maaha mid adag.