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This Robot Sorts Recyclable Construction Trash

Adele Peters

Construction fills up landfills with a third of all waste worldwide, and even though most of that trash could be reused, it's labor-intensive and expensive to sort out the good from the bad. For humans, at least. A new robot from Finnish designers analyzes materials to decide what to save as waste comes down a conveyor belt, and puts it in the correct bin. (The designer also says that recycling alone isn't enough: we have to design things better from the beginning so we end up with less trash).

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