Amafutha e-asphalt asengozini enkulu yomlilo.
Njengento ephuma ku-petroleum, i-asphalt ngokwemvelo inezinto ezivuthayo futhi ayinakho ukumelana nomlilo.
Amafutha e-asphalt asengozini enkulu yomlilo.
Njengento ephuma ku-petroleum, i-asphalt ngokwemvelo inezinto ezivuthayo futhi ayinakho ukumelana nomlilo.