Impurities formed and separated out when a metal is smelted from ore; vitrified cinders.
Scum that forms on the surface of molten metal.
Scoria associated with a volcano.
A prostitute, or a woman who acts like one; a slut.
Waste material from a mine.
Hard aggregate remaining as a residue from blast furnaces, sometimes used as a surfacing material.
A contemptible person, a scumbag.
To spit.
To become slag; to agglomerate when heated below the fusion point.
To reduce to slag.
To talk badly about; to malign or denigrate (someone).
To produce slag.
The waste that remains after the minerals have been extracted from an ore by ore dressing.
The feints, the last fraction of product obtained at the end of distillation.