Numfashi
Numfashi hanyace ta gudanar da shiga da fitar iska a jikin halittu masu rai, hakan na faruwa ta hanyar shigar da iska mai sanyi zuwa cikin Huhu, domin amfanin jiki, sannan a sake fitar da iskar waje, iskar da aka fitar waje zata kasan ce iska mai zafi.

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