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  2. Universal waste - Wikipedia

    en.wikipedia.org/wiki/Universal_Waste

    Universal waste is a category of waste materials designated as "hazardous waste", but containing materials that are very common. It is defined in 40 CFR 273.9 , by the United States Environmental Protection Agency but states may also have corollary regulations regarding these materials.

  3. Recycling codes - Wikipedia

    en.wikipedia.org/wiki/Recycling_codes

    Recycling codes are used to identify the materials out of which the item is made, to facilitate easier recycling process. The presence on an item of a recycling code, a chasing arrows logo, or a resin code , is not an automatic indicator that a material is recyclable; it is an explanation of what the item is made of.

  4. Waste management - Wikipedia

    en.wikipedia.org/wiki/Waste_management

    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 mechanisms. Waste can either be solid, liquid, or gasesand each type has different methods of disposal and management.

  5. Resource Conservation and Recovery Act - Wikipedia

    en.wikipedia.org/wiki/Resource_Conservation_and...

    Resource Conservation and Recovery Act; Other short titles: Resource Conservation and Recovery Act of 1976: Long title: An Act to provide technical and financial assistance for the development of management plans and facilities for the recovery of energy and other resources from discarded materials and for the safe disposal of discarded materials, and to regulate the management of hazardous waste.

  6. Waste-to-energy - Wikipedia

    en.wikipedia.org/wiki/Waste-to-energy

    Incineration, the combustion of organic material such as waste with energy recovery, is the most common WtE implementation. All new WtE plants in OECD countries incinerating waste (residual MSW, commercial, industrial or RDF) must meet strict emission standards, including those on nitrogen oxides (NO x), sulphur dioxide (SO 2), heavy metals and dioxins.

  7. Recycling symbol - Wikipedia

    en.wikipedia.org/wiki/Recycling_symbol

    The universal recycling symbol (U+2672 ♲ UNIVERSAL RECYCLING SYMBOL or U+267B ♻ BLACK UNIVERSAL RECYCLING SYMBOL in Unicode) is a symbol consisting of three chasing arrows folded in a Möbius strip. It is an internationally recognized symbol for recycling. The symbol originated on the first Earth Day in 1970, created by Gary Anderson, then ...

  8. Waste Management, Inc. - Wikipedia

    en.wikipedia.org/wiki/Waste_Management,_Inc.

    Waste Management has said that the plant, announced in April 2008, and built and operated by The Linde Group with state funding, is the world's largest facility to convert landfill gas into vehicle fuel. [40] [41] [42] Waste Management works with environmental groups in the U.S. to set aside land to create and manage wetlands and wildlife habitats.

  9. List of HTTP status codes - Wikipedia

    en.wikipedia.org/wiki/List_of_HTTP_status_codes

    This is a list of Hypertext Transfer Protocol (HTTP) response status codes. Status codes are issued by a server in response to a client's request made to the server. It includes codes from IETF Request for Comments (RFCs), other specifications, and some additional codes used in some common applications of the HTTP. The first digit of the status ...