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Waste comes in many different forms and may be categorized in a variety of ways. The types listed here are not necessarily exclusive and there may be considerable overlap so that one waste entity may fall into one to many types.
A waste product may become a by-product, joint product or resource through an invention that raises a waste product's value above zero. Examples include municipal solid waste (household trash/refuse), hazardous waste, wastewater (such as sewage, which contains bodily wastes (feces and urine) and surface runoff), radioactive waste, and others.
Landfills waste are categorized by either being hazardous, non-hazardous or inert waste. In order for a landfill design to be considered it must abide by the following requirements: final landforms profile, site capacity, settlement, waste density, materials requirements and drainage.
Municipal solid waste (MSW), commonly known as trash or garbage in the United States and rubbish in Britain, is a waste type consisting of everyday items that are discarded by the public. " Garbage " can also refer specifically to food waste , as in a garbage disposal ; the two are sometimes collected separately.
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Waste management or waste disposal includes the processes and actions required to manage waste from its inception to its final disposal. [1] This includes the collection , transport , treatment , and disposal of waste, together with monitoring and regulation of the waste management process and waste-related laws , technologies, and economic ...
In addition to these three uses, waste can have other uses. In flood-prone areas, waste can be used as fill if no other material is immediately available: for example, in the areas of Cap-Haitien built on mangrove swamps, 50% of the soil is made up of domestic waste. [3] The waste is also used to form makeshift dikes against high tides and waves.
Waste sorting is the process by which waste is separated into different elements. [1] Waste sorting can occur manually at the household and collected through curbside collection schemes, or automatically separated in materials recovery facilities or mechanical biological treatment systems.