Gabatarwa: Idan ya zo ga tsarin aikin famfo, dumama, da sanyaya, bututun tagulla koyaushe sun kasance sanannen zaɓi saboda kyakkyawan yanayin zafi da wutar lantarki, juriya na lalata, ƙarfi, ductility, da faffadan juriya na zafin jiki. Tun shekaru 10,000 da suka gabata, mutum...
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