Waste
what?
is any material that has no further use
is managed at recycling, processing, or disposal sites
items discarded by the public are called municipal solid waste
MSW can be disposed of:
in landfills, which are facilities engineered so as not to create any
by thermal treatment
or nuisance to public health
safety
hazard
This consists of incinerating MSW in incineration plants or other high-temperature waste-treatment systems.
consequences
While old incinerator plants emitted high levels of pollutants
the development of new technologies also allows the heat produced during incineration to be used to generate energy
the gases produced by the incineration process must be cleaned of pollutants before they are released into the atmosphere
is controversial, however, due to concerns about the environmental impact of such plants.
Hazardous waste is generated
industrial operations
manufacturing and processing plants
hospitals
waste lubricants and pesticides
the waste pollution can be caused
toxic
corrosive
flammable
may come in many forms
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solid
liquid
gas
sludge
must occur at authorised facilities to ensure its management is environmentally sound, while human health is protected