2 people think this is good

    myung byun David Rea

A Vacuum Powered By Trash

Adele Peters

This is pretty smart: a vacuum that doesn't need a cord or batteries, but instead creates its own power from the trash it sucks up. As it travels around the room cleaning up, it harnesses energy from bacteria that eats the dust and dirt. Perhaps a little gross-sounding, but effective. I wonder what the environmental footprint of manufacturing this type of vacuum is in comparison to a standard vacuum.

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