noun
- the formation of a layer of froth, foam, or impurities on the surface of a liquid
Usage: technical
verb
- present participle of scum: forming or removing a layer of froth or impurities on a liquid’s surface
Examples
- The scumming on the pond indicated poor water quality.
- Scumming often occurs during the brewing process.
- The worker was scumming the molten metal to remove impurities.
- Regular scumming helps maintain clean pool water.
- The scumming process requires careful timing and technique.