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  2. Paper recycling - Wikipedia

    en.wikipedia.org/wiki/Paper_recycling

    The process of waste paper recycling most often involves mixing used/old paper with water and chemicals to break it down. It is then chopped up and heated, which breaks it down further into strands of cellulose, a type of organic plant material; this resulting mixture is called pulp, or slurry.

  3. Recycling - Wikipedia

    en.wikipedia.org/wiki/Recycling

    Recycling is the process of converting waste materials into new materials and objects. ... Paper recycling was first recorded in 1031 when Japanese shops sold ...

  4. Environmental impact of paper - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of_paper

    In the United States the pulp and paper industry released about 79, 000 tonnes or about 5% of all industrial pollutant releases in 2015 [14] [13] Of this total waste released by the pulp and paper industry in the U.S., 66% was released into the air, 10% into water and 24% onto land whereas in Canada, most of the waste (96%) was released into ...

  5. Deinking process - Wikipedia

    en.wikipedia.org/wiki/Deinking

    Recycling of used paper before the industrialisation of paper production, rag paper was recycled to make low-grade board. A process for removing printing inks from recycled paper was invented by German jurist Justus Claproth in 1774. [2] He practiced together with German paper producer Johann Engelhard Schmid. Today this method is called deinking.

  6. Recycling by material - Wikipedia

    en.wikipedia.org/wiki/Recycling_by_material

    Recycling aluminium saves 96% of the energy cost of processing new aluminium, it also helps divert significant amounts of waste from landfills. [11] This is because the temperature necessary for melting recycled, nearly pure, aluminium is 600 °C, while to extract mined aluminium from its ore requires 900 °C.

  7. Materials recovery facility - Wikipedia

    en.wikipedia.org/wiki/Materials_recovery_facility

    A materials recovery facility for the recycling of domestic waste Clean materials recovery facility recycling video. A materials recovery facility, materials reclamation facility, materials recycling facility or multi re-use facility (MRF, pronounced "murf") is a specialized waste sorting and recycling system [1] that receives, separates and prepares recyclable materials for marketing to end ...

  8. Recycling codes - Wikipedia

    en.wikipedia.org/wiki/Recycling_codes

    Recycling codes on products. 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.

  9. Waste management - Wikipedia

    en.wikipedia.org/wiki/Waste_management

    Waste valorization, beneficial reuse, beneficial use, value recovery or waste reclamation [61] is the process of waste products or residues from an economic process being valorized (given economic value), by reuse or recycling in order to create economically useful materials.

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