A land disposal unit, or LDU, is a site in which
hazardous waste is remedied through natural and man-made processes.
"Land disposal" of hazardous waste is defined in the U.S.
Resource Conservation and Recovery Act
The Resource Conservation and Recovery Act (RCRA), enacted in 1976, is the principal federal law in the United States governing the disposal of solid waste and hazardous waste.United States. Resource Conservation and Recovery Act. , , ''et seq., ...
(RCRA). Types of LDUs for hazardous waste disposal:
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Landfill
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Surface impoundment
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Waste pile
Games of patience, or (card) solitaires as they are usually called in North America, have their own 'language' of specialised terms such as "building down", "packing", "foundations", "talon" and "tableau". Once learnt they are helpful in des ...
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Land treatment unit A land treatment unit (LTU) is a location in which land is treated, usually through bioremediation processes, to reduce the toxicity of the soil
Soil, also commonly referred to as earth or dirt, is a mixture of organic matter, minerals, ga ...
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Injection well
An injection well is a device that places fluid deep underground into porous rock formations, such as sandstone or limestone, or into or below the shallow soil layer. The fluid may be water, wastewater, brine (salt water), or water mixed with indu ...
* Salt dome formation
* Salt bed formation
* Mine
* Cave.
References
Land disposal unit
Waste legislation in the United States
Waste treatment technology
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