Dictionary of Water and Waste Management, Second Edition

Waste Acceptance Criteria.
An anaerobic digestion tank built egg shaped which aims to reduce the need for cleaning. The digester forms steep sides in the waffle at the bottom which facilitates the removal of grit.
See impingement separator.
A set of tables giving solutions to the Colebrook-White formula for flows in pipes, sewers and channels. The most recent additions are the Barr and HR Wallingford tables.
In the UK, the Waste Management Industry Training and Advisory Board, which is an organisation that gives training to personnel working in waste management. They issue certification on successful completion of their courses.
A type of respirometer. See Figure R.5.
Waste and recycling centre.
The water level (stage) in a river above which flooding may become an inconvenience or dangerous.
Elutriation.
The part of the flood plain where water is stored in time of flood.
Very fine solid material (typically less than 0.062 mm diameter) that moves down a river in suspension. It is part of the suspended load. See sediment load.
In air pollution, removal of particles or gases by collision with descending raindrops. Compare rainout.
A valve provided at a low point in a main which allows debris to be flushed out at a point...