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Glossary (O)

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Having problems with our terms and abbreviations? Use Ctrl+F to search our list of glossary items below. Contact us if you find a sludge abbreviation or glossary term you think it would be useful to add.


Organic loading rate OLR

Amount of organic matter fed into the reactor per unit volume per unit time

Organic polyelectrolyte

Type of flocculant

Organic rankine cycle

Process for converting heat into mechanical energy


Supernatant flow from the surface of a gravity thickener

Oxidative thermochemical methods

Thermochemical methods which require oxygen, normally comprising incineration, wet air oxidation (WAO) and supercritical water oxidation (SCWO)

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This page was last updated on 23 April 2021


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