Kusiyana pakati pa ozizira ndi osavomerezeka.

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Mavuto ofala pakugwiritsa ntchito carbide.

PCD onani tsamba ndi chida chabwino komanso cholimba..

Ubwino ndi ntchito youma odulidwa macheka.

Kodi matabwa a aluminiyamu angagwiritsidwe ntchito kudula nkhuni kuwonjezera pa kudula aluminiyamu?.

Mfundo ndi ubwino ozizira macheka.

Kodi mungagule bwanji tsamba lamatabwa lolimba kwambiri lolimba kwambiri?.

raker, tsamba la macheka ambiri.

chiwerengero cha mano, kudula mtanda, kung'amba.