Land disposal unit
From Infogalactic: the planetary knowledge core
A land disposal unit, or LDU, is a site in which hazardous waste is remedied through natural and man-made processes.
Types of LDUs for hazardous waste disposal (see RCRA Section 3004(k)):
- Landfill
- Surface impoundment
- Waste pile
- Land treatment unit
- Injection well
- Salt dome formation
- Salt bed formation
- Underground mine
- Underground cave
Resources
This information is from a U.S. government website, http://www.epa.gov/garbage/landfill/haz_ldu.htm
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