Wataƙila mafi yawan mutane suna tunanin cewa fitilar abu ne mai sauƙi, yana da alama bai dace da bincike da bincike da hankali ba, akasin haka, ƙira da kera fitilu masu kyau da fitilu suna buƙatar wadataccen ilimin lantarki, kayan aiki, injiniyoyi, na gani.Fahimtar waɗannan tushe zai taimaka muku kimanta t...
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