Kamar yadda muka sani, kofofin wuta na karfe sune abin da muke kira kofofin wuta na ƙarfe. Ƙofar kofa, firam ɗin leaf ɗin kofa da katakon ƙofofin da aka yi da kayan ƙarfe ana amfani da ƙofofin wuta. Ganyen kofa na cike da kayan da ba su da guba kuma mara lahani da kayan kariya na wuta, kuma an sanye su da kayan aiki na kayan aiki masu hana wuta don samar da wata kofa mai juriyar wuta, don haka juriyar wutar ta na da kyau sosai.

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