Scumming | definition of scumming by Medical dictionary
scum (redirected from scumming)
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A film of insoluble material that rises to the surface of a liquid, as in epistasis.
scum (skŭm) [ME. scume]
Slimy floating islands of bacteria or impurities on the surface of a culture; an interrupted pellicle of bacterial growth.
References in periodicals archive
The introduction of this silicone based product represents an advance in the development of defoamers that are effective and cost efficient, yet clean running and not prone to spots or scumming
While the other agents also provided adequate release, they reportedly produced much more mold scumming