Chai Nuan, uzwi kandi ku izina rya parikingi, akoresha mazutu kugira ngo ashyushya umwuka mu gutwika mazutu, agera ku ntego yo guhumeka umwuka ushyushye no guhumeka akazu ka shoferi.Ibice byingenzi bigize amavuta ya Chai Nuan ni alkane, cycloalkane, cyangwa hydrocarbone ya aromatic irimo karubone 9 kugeza 18 kuri ...
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