this post was submitted on 28 Nov 2024
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133
Scientists use microwave radiation to recover copper from old VVF power cables (www.pv-magazine.com)
submitted 1 day ago by ArtikBanana@lemmy.dbzer0.com to c/technology@lemmy.world
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[–] Akrenion@slrpnk.net 6 points 1 day ago

This was achieved without the generation or use of toxic chemicals. The researchers explain that during the pyrolysis, the PVC insulation underwent rapid dichlorination and carbonization, which prevented the formation of harmful byproducts such as tar, polycyclic aromatic hydrocarbons and dioxins.