Effluent
The word ‘effluent’ refers to liquid waste or sewage.
Event effluent is: 'The combination of inventory and any firefighting water and/or foam and rainwater arising from an event.'
Trade effluent is: ‘Any liquid waste, other than surface water and domestic sewage that is discharged from premises being used for business, trade or industry.’
Ref Containment systems for the prevention of pollution, Secondary, tertiary and other measures for industrial and commercial premises (CIRIA C736), published by CIRIA in 2014.
NB Water Bill, Glossary: water terms, published by the Department for Environment, Food and Rural Affairs in November 2013, defines trade effluent as: ‘Untreated, non-domestic sewage from commercial premises.’
The glossary of statistical terms, published by the Organisation for Economic Co-operation and Development (OECD), defines effluent as: ‘…liquid waste product (whether treated or untreated) discharged from an industrial process or human activity that is discharged into the environment.’
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