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City waste discovered as new source for raw materials

Waste separation is no longer left to the private individual alone. Recycling experts have discovered a business in recovering raw materials from sewage sludge, building rubble, old electric devices and heating pipes. (SF/swissinfo.ch)






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SWI swissinfo.ch - a branch of Swiss Broadcasting Corporation SRG SSR

SWI swissinfo.ch - a branch of Swiss Broadcasting Corporation SRG SSR