Menene ka’idar juriya makera?

Tanderun masana’antu wanda ke amfani da wutar lantarki don dumama kayan dumama wutar lantarki ko matsakaicin dumama a cikin tanderun don dumama kayan aiki ko kayan. Ana amfani da tanderun wuta a masana’antar injiniya don ƙera ƙarfe na ƙarfe, zafin zafi na ƙarfe, brazing, foda ƙarfe na ƙarfe, gilashin yumɓu da ƙura, ƙaramin narkar da ƙarfe ƙarfe, ƙirar yashi da bushewar fim, da dai sauransu.