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  2. 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.

  3. 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 ...

  4. Waste hierarchy - Wikipedia

    en.wikipedia.org/wiki/Waste_hierarchy

    Article 4 of the directive lays down a five-step hierarchy of waste management options which must be applied by Member States in this priority order. [8] Waste prevention, as the preferred option, is followed by reuse, recycling, recovery including energy recovery and as a last option, safe disposal. Among engineers, a similar hierarchy of ...

  5. Mechanical biological treatment - Wikipedia

    en.wikipedia.org/wiki/Mechanical_biological...

    Process flow chart. The terms mechanical biological treatment or mechanical biological pre-treatment relate to a group of solid waste treatment systems.These systems enable the recovery of materials contained within the mixed waste and facilitate the stabilisation of the biodegradable component of the material.

  6. Recycling - Wikipedia

    en.wikipedia.org/wiki/Recycling

    This is an accepted version of this page This is the latest accepted revision, reviewed on 2 February 2025. Converting waste materials into new products This article is about recycling of waste materials. For recycling of waste energy, see Energy recycling. "Recycled" redirects here. For the album, see Recycled (Nektar album). The three chasing arrows of the universal recycling symbol ...

  7. Closed-loop recycling - Wikipedia

    en.wikipedia.org/wiki/Closed-loop_recycling

    The most suitable materials for closed-loop recycling are aluminum and glass. These are known to maintain their quality throughout many cycles of extraction, production, use, and recycling. [5] For example, aluminum cans can be recycled and turned into new cans with practically no material degradation or waste. [citation needed]