Kuyang'ana Kwa Kukhala Ndi Chilolezo Ndi Kusinthasintha Kwakasinthasintha Kuyeza kwa chilolezo cha radial chonyamula chonse sikophweka.Mphamvu yoyezera imapangitsa kuti ferrule ndi thupi lodzigudubuza lokha komanso kukhudzana kwake kukhale kotalika ...Werengani zambiri»

Zofunikira Pakuchita Pamagalimoto Onyamula Mafuta Okhala ndi Mafuta ndi mtundu wamafuta a semi synthetic mafuta a lithiamu okonzedwa ndi njira yapadera, ndikuwonjezedwa ndi zowonjezera zaposachedwa zapatent.Amagwiritsidwa ntchito makamaka popangira mafuta ...Werengani zambiri»