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This is a great way to make a vacuum pump out of a bicycle pump, for less than $20. A vacuum pump can be used for a lot of projects, not just torturing marshmallow peeps.

DIY: Manual vacuum pump

HOW TO – Build your own Vacuum pump

Marc de Vinck

I’m currently working full time as the Dexter F. Baker Professor of Practice in Creativity in the Masters of Engineering in Technical Entrepreneurship Program at Lehigh University. I’m also an avid product designer, kit maker, author, father, tinkerer, and member of the MAKE Technical Advisory board.

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