Tops Off?: Why Some Towns Won’t Recycle Bottle Caps
August 28th, 2008 | by Scientific American Topic - Green TechnologyDear EarthTalk: Everyone knows we should recycle metal, glass and plastic cans and bottles, but what about all the lids, tops and caps? I see people recycling plastic bottles, for example, with their caps on, but I've always been told to thrown them out. Is that wrong? -- Stefanie Gandolfi, Oakland, CA
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