Centrifugal Collector
A mechanical system using centrifugal force to remove aerosols from a gas stream or to remove water from sludge.
Source: Terms of the Environment ...
Collector well: A well located near a surface water supply used to lower the water table and thereby induce infiltration of surface water through the bed of the water body to the well.
Collector
Public or private hauler that collects nonhazardous waste and recyclable materials from residential, commercial, institutional and industrial sources. (See hauler.)
Collector Sewers ...
Collector sewers
Pipes to collect and carry wastewater from individual sources to an interceptor sewer that will carry it to a treatment facility.
Colloids ...
scum collector A mechanical device for skimming and removing scum from the surface of a settling tank and passing it into a scum trough for removal and return for further tratment.
SDWA Safe Drinking Water Act.
ranney collector : This water collector is constructed as a dug well from 12 to 16 feet (3.5 to 5 m) in diameter that has been sunk as a caisson near the bank of a river or lake.
Cyclone Collector - A device that uses centrifugal force to remove large particles from polluted air.
D ...
Collectors generally want to acquire examples of a coin in as nice condition as they can.
As soon as a coin is minted it begins to suffer damage and wear. When it enters circulation in begins to deteriorate in three significant ways: ...
Collector: Aquatic insect that feeds by gathering detritus, bacteria, etc.
Community: The plants and animals that interact in a habitat.
Collector Well: Constructed with horizontal lengths of screened collector pipe radiating out from a central vertical well.
Colloids: Fine-grained material in suspension. Specifically refers to a particle-size range of less than 0.00024 mm.
Solar Collector A device used to absorb heat from the sun. In the context of buildings, the absorbed energy typically heats water, which is then used for space heating and/or domestic hot water.
A coin produced for collectors from a specialized manufacturing process, not intended for general circulation. Involves polished planchets and dies, often double struck to accentuate the coin's devices. Common abbreviation is PR, sometimes PRF.
Collector - filterers Aquatic animals that filter small particles of organic matter from the water flowing over them. Collector - gatherers Aquatic animals that gather small particles of organic matter from the sediment.
A coin which was made with special care, exclusively for collectors or investors and not struck for general circulation. Generally, proof coins are struck on specially selected and polished planchets. They are struck using polished dies.
There are also a number of telephone book collectors; some who make money selling their stock to those with a historical interest or who are researching family genealogies. Lifelong collector Gwillim Law sells old phonebooks from all 50 U.S.
Solar heating - heat from the sun is absorbed by collectors and transferred by pumps or fans to a storage unit for later use or to the house interior directly. Controls regulating the operation are needed.
anaerobic igester"anaerobic digester = collector of gases from organic decomposition for the purpose of reuse in the production of heat or electricity
anthropogenic = attributable to human activity ...
A term variously applied to collectors, sorters and reprocessors of waste/resources. The term may also be used to include landfill operators.
Waste management infrastructure ...
Main component elements (MCE) are nominated by member countries and are nationally funded institutions/organisations which at the national level are regular collectors and suppliers of environmental data and/or possess relevant knowledge regarding ...
Many details are flat. Common coins in "Good" condition are not particularly desirable pieces for collectors. Rare or valuable coins in this condition, however, are often saved when no others are available.
Surface Water
All water naturally open to the atmosphere (rivers, lakes, reservoirs, ponds, streams, seas, estuaries) and all springs, wells, or other collectors directly influenced by surface water. ...
 See also: Water, Environment, Waste, Well, Condition
  
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