Babban fa’idar ƙofofin wuta na ƙarfe shine juriya na wuta da hana zafi, saboda wurin narkewar ƙarfe yana da tsayi, kuma ba zai lalace ko da wuta ba. Ƙofofin wuta na ƙarfe ba kawai zai iya hana yaduwar wuta ba, amma kuma ba zai iya shiga cikin hayaki ba, don haka rage cutar da hayaki mai kauri ga lafiyar mutane.

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