Scum: alternatives and connections

The act of increasing, or the matter added, by an accession of parts externally; an extraneous addition; as, an accretion of earth.

Any combination or compound of metals fused together; a mixture of metals; for example, brass, which is an alloy of copper and zinc. B…

Steel made directly from cast iron, by burning out a portion of the carbon and other impurities that the latter contains, through the…

To be agitated like boiling water, by any other cause than heat; to bubble; to effervesce; as, the boiling waves.

Dressed or cooked by boiling; subjected to the action of a boiling liquid; as, boiled meat; a boiled dinner; boiled clothes.

To prepare, as beer or other liquor, from malt and hops, or from other materials, by steeping, boiling, and fermentation.

To rise in bubbles, as liquids when boiling or agitated; to contain bubbles.

The action of boiling; boiling. [Obs.] See Ebullition.

Scoria or vitrified incombustible matter, formed in a grate or furnace where anthracite coal in used; vitrified or burnt matter ejecte…

To become clogged; to become loaded or encumbered, as with extraneous matter.

To prepare by boiling; to digest in hot or boiling water; to extract the strength or flavor of by boiling; to make an infusion of.

To free from extraneous or polluting matter; to clear; to purify, as from that which materializes.

The act of throwing up froth or scum; separation of the scum or impurities from liquids; scumming; clarification.

The act or process of devitrifying, or the state of being devitrified. Specifically, the conversion of molten glassy matter into a sto…

Of, pertaining to, resembling, dross; full of dross; impure; worthless.

An instrument for observing the boiling point of liquids, especially for determining the alcoholic strength of a mixture by the temper…

Causing, or having power to cause, fermentation; produced by fermentation; fermenting; as, a fermentative process.

The white substance, consisting of an aggregation of bubbles, which is formed on the surface of liquids, or in the mouth of an animal,…