Ubwino wa PCD adawona masamba a miyala.

Sungani Mtengo: Ubwino wachuma wogwiritsa ntchito ultra-woonda.

Kuzizira ndi mafuta a aluminium adawona masamba: kuchepetsa kutentha ndi kukulitsa .

Zinthu zomwe zikukhudza magwiridwe antchito a chitsulo chodulira zitsulo: zakuthupi, zokutira ndi kapangidwe.

Mphamvu ya kusankha kuchuluka kwa mitundu yambiri.

Kuyang'ana chinsinsi cha kuwuluka.

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malo okonza a PCD adawona masamba.

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