Inorganic WasteWaste material such as sand, salt, iron, calcium and other mineral materials that are only slightly affected by the action of organisms in wastewater treatment. Inorganic wastes are chemical substances of mineral origin; whereas organic wastes are chemical substances usually of animal or plant origin.
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IonAn atom or molecule with an electrical charge.
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Jar TestingLaboratory, bench-scale tests designed to simulate the water plant's coagulation, flocculation, and sedimentation processes. The tests can be used to experiment with such things as different coagulants, polymers, and pH ranges.
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Land ApplicationThe spraying or spreading of biosolids onto the land surface, the injection of biosolids below the land surface or the incorporation of biosolids into the soil for beneficial use so that the biosolids can either condition the soil or fertilize crops or vegetation grown in the soil.
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Land Reclamation SiteDrastically disturbed land that is reclaimed using biosolids. The term includes, but is not limited to, active and abandoned coal and noncoal surface mines and construction sites.
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LegumePlant that has formed a symbiotic relationship with bacteria (rhizobia) that have the capability to fix nitrogen (convert atmospheric nitrogen into a usable form for plants) addition, such as soybeans, alfalfa, red clover and trefoil.
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MCRTMCRT - Mean Cell Residence Time An expression of the average time that a microorganism or solid particle undergoes aeration in the activated sludge process.
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Mean Cell Residence TimeMean Cell Residence Time (MCRT) An expression of the average time that a microorganism or solid particle undergoes aeration in the activated sludge process.
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MethemoglobinemiaBlood disorder caused when nitrite, converted from nitrate in the digestive system, interacts with the hemoglobin in red blood cells forming methemoglobin which cannot carry sufficient oxygen to the body's cells and tissues.
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MGDMillion Gallons per Day
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