Lilemong tsa morao tjena, China e fetohile sebapali se seholo 'marakeng oa lefatše oa titanium dioxide, e tiisa boemo ba eona e le mofani ea ka sehloohong oa thepa ena ea bohlokoa ea indasteri. Ka lisebelisoa tse ngata, bokhoni bo tsoetseng pele ba tlhahiso le litheko tsa tlholisano, China e fetohile mohloli o ratoang oa ...
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