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(Environmental Engineering) A functional group with an oxygen atom double bonded to a carbon atom.
(Environmental Engineering) An adsorption process in which one ion is exchanged for another ion of like charge. There is an equivalence of exchanged charge.
(Environmental Engineering) The recovery and reuse of a product which would otherwise be thrown away.
(Environmental Engineering) The removal of any dissolved or suspended contaminants beyond secondary treatment, often this is the removal of the nutrients nitrogen and/or phosphorus.
(Environmental Engineering) An organism or group of organisms and their surroundings. The boundary of an ecosystem may be arbitrarily chosen to suit the area of interest or study.
(Environmental Engineering) Gas transfer of an undesirable gas from a water stream to the atmosphere.
(Environmental Engineering) A fabric filter device used to remove particulate air pollutants.
(Environmental Engineering) Of, made, or caused by human activity or actions.
(Environmental Engineering) (FSS) is the matter remaining from the suspended solids analysis which will not burn at 550°C. It represents the non-filterable inorganic residue in a sample.
(Environmental Engineering) Treatment which includes all operation prior to and including primary treatment, e.g., bar screening, grit removal, comminution, and primary sedimentation.
(Environmental Engineering) The synthesis of the energy storage compound adenosine triphosphate (ATP) from adenosine diphosphate (ADP).
(Environmental Engineering) Autotrophic organisms which produce protoplasm using inorganic carbon and energy from the sun.