爐渣 angolul

cinder [cinders]▼(slag from a metal furnace)
noun
[UK: ˈsɪn.də(r)] [US: ˈsɪn.dər]

clinker [clinkers]▼(slag or ash)
noun
[UK: ˈklɪŋkə(r)] [US: ˈklɪŋkər]