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