Lokacin yin amfani da wutar lantarki, famfo suna taka muhimmiyar rawa wajen samar da ƙarfin da ya dace.Tare da nau'ikan famfo da yawa da ake samu, abu ne na halitta don mamakin wanene ya fi matsa lamba.A cikin wannan rukunin yanar gizon, mun shiga cikin duniyar famfo na ruwa, yana bayyana nau'ikan da suka yi fice a gare su ...
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