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Vacuum maker Bissell announced several "green" products at the show. The compact Little Green multipurpose cleaner uses no phosphates or dyes, according to the company. It includes mostly recycled plastic parts, as well as a hose and tanks free of PVC, the manufacture of which is highly toxic.

Bissell's Steam Mop is made to clean floors using only water.

Credit: Elsa Wenzel/CNET Networks

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