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An Umbrella That Keeps Smoke Away

Adele Peters

It looks like an ordinary umbrella you'd see standing outside a restaurant, but this design has a secret superpower: when a smoker stands below it, the umbrella sucks in the smoke and filters and purifies the air. At least in theory—this appears to be a conceptual design—the umbrella keeps the air clean for any nonsmokers standing nearby or people in apartments above. Another version can even be used inside.

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