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  • noun

Synonyms for backwash

the flow of air that is driven backwards by an aircraft propeller

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the consequences of an event (especially a catastrophic event)

the wave that spreads behind a boat as it moves forward


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References in periodicals archive ?
It filters down to 3 microns and holds much more dirt than sand, so it is much longer between backwashes.
One DE customer who hated wasting water bought a second set of grids and manifolds and no longer backwashes.
Due to the build-up of filtered materials on the filtration media, periodic backwashes need to be performed.
During this period between backwashes, the head loss across the filter typically rises from 0.
The zeolite has reduced the turbidity by 50 percent, increased the flow rate significantly and reduced the frequency of backwashes.