Ch. 22 & 23 Vocab Flashcards
Recovering or removing waste from the waste stream.
Recovery
The process of collecting used goods and sending them to facilities that extract and reprocess raw materials that can then be used to manufacture new goods.
Recycling
The practice of recovering organic waste by converting it into mulch or humus through decomposition.
Composting
Non-liquid waste that comes from homes, institutions, and small businesses.
Municipal Solid Waste
Waste from production of consumer goods, mining, agriculture, and petroleum extraction and refining.
Industrial solid waste
Solid or liquid waste that is toxic, chemically reactive, flammable, or corrosive.
Hazardous Waste
Minimizing waste at it’s source.
Source Reduction
The flow of waste as it moves from it’s sources toward disposal destinations.
Waste stream
Waste is buried in the ground or piled up in large.
Sanitary landfills
National standards set by the US Environmental Protection Agency.
RCRA
Combustion
Incineration
Facilities that use heat produced by waste combustion to boil water, creating steam that drives electricity generation or that fuels heating systems.
Waste-to-energy
A mix of gases consisting of roughly half methane.
Landfill gas
Facilities where workers and machines sort items, using automated processes including magnetic pulleys, optical sensors, water current, and air classifiers that separate items by weight and size.
Materials recovery facilities
A holistic approach that integrates principles from engineering, chemistry, ecology, and economics.
Industrial ecology
