Dross (Noun)
Meaning 1
The scum formed by oxidation at the surface of molten metals.
Classification
Nouns denoting substances.
Examples
- The smelter carefully skimmed off the dross from the surface of the molten lead, revealing the pure metal beneath.
- As the crucible was heated, a layer of dross formed at the top of the molten aluminum.
- The refinery's goal was to remove as much dross as possible from the gold ore before it was molded into bars.
- After tapping the furnace, the foundry worker carefully removed the dross that had accumulated on the surface of the liquid steel.
- The dross was raked off the top of the molten copper and discarded, revealing the bright, shining metal beneath.
Synonyms
Hypernyms
Hyponyms
Meaning 2
Worthless or dangerous material that should be removed; "there were impurities in the water".
Classification
Nouns denoting substances.