Scum definition

Scum means a mass of sewage solids floating at the surface of effluent and buoyed up by entrained gas, grease or other substances.
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Scum means a mass of sewage solids, which is buoyed up by entrained gas, grease, or other substances, floating on the surface of wastes in a septic tank.
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Scum means a film that forms on the surface of water.
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Examples of Scum in a sentence

  • Scum boards shall extend from the top of compartment walls to the base of the manhole extension rings.

  • Scum storage capacity (space between the liquid level and the top of the outlet baffle or tees) shall be not less than twelve and one-half percent (12.5%) of the liquid depth of the tank.

  • Examples of biosolid include, but are not limited to, the following:(1) Scum or solids removed in primary, secondary, or advanced wastewater treatment processes.(2) A material derived from biosolid.(3) An industrial waste product that contains domestic sewage or material under subdivision (1) or (2).(b) Biosolid does not include ash generated during the firing of biosolid in a biosolid incinerator or grit and screenings generated during preliminary treatment of domestic sewage in a treatment works.

  • Scum Removal: Provisions shall be made for automatic equipment for scum collection and removal.

  • Scum Measuring Device: Manufacturer shall provide a minimum of one (1) scum measuring utility gauge.


More Definitions of Scum

Scum means a mass of sewage solids floating at the surface of sewage that is buoyed up by entrained gas, grease, or other substances.
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Scum means the accumulated floating solids gener- ated during the biological, physical or chemical treatment, coagu- lation or sedimentation of wastewater.
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Scum means a mass of light solids, such as hair, grease, oils and soaps floating on the surface of waste water in a septic tank;
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Scum means the accumulated floating solids generated during the biological, physical, or chemical treatment, coagulation, or sedimentation of wastewater.
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Scum means the accumulated floating solids generated during the biological, physical or
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Scum means a mass of sewage solids, which is buoyed up by entrained gas, grease, or other substances, floating on the
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Scum means a mass of sewage solids floating at the surface of sewage and buoyed up by entrained gas, grease, or other substances. The term "scum layer" shall be construed accordingly.
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