304 306 bakin karfe yana da kyakkyawan juriya na iskar shaka, juriya na lalata, na iya ci gaba da aiki a babban zafin jiki, yana da tsayayyar zafin jiki mai kyau.An fi amfani dashi a cikin man fetur, lantarki, sinadarai, magunguna, yadi, abinci, injiniyoyi, gine-gine, makamashin nukiliya, sararin samaniya, soja da sauran masana'antu.