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 Related:
HOW TO - Build your own Vacuum pump [ Read this article] [ Comment on this article]
From The Blogs
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02-24
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我喜爱自己进行一些很有趣的拆解，于是便无意中做出了这根简单、不过便宜又实用的吉他拾音器。压电元件的多功能性着实震撼了我。它们在电子爵士鼓、水下传声器、跑鞋和音乐贺卡中有如此之多的用处。 ...
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04-21
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[Gabriel] put together an impressive writeup of his autonomous catamaran, Atlantis(PDF). It was certainly done as an academic project, but there's a thorough explanation of the math logic behind the c...
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04-20
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Versatility is the watchword today. A woman wants a caring husband who can be a disciplinarian, a man wants a good cook for a woman who has a career and together they want a chair for their home that ...
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04-19
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[Nick] sent in this sweet midi pedal organ. [Seffan] modded an old set of organ pedals with the cheapest midi keyboard he could find. Each pedal was equipped with a switch mechanism, so it was just a ...
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04-08
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I was watching this rerun of American Inventor the other day, and it really dawned on me that people are very much obsessed with inventions and ideas related to the toilet! I mean the MacBook and iPod...
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04-16
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By Andrew Liszewski When his Casio CFX-400 scientific calculator watch broke after 10 years of day-to-day use, David Jones went looking for a replacement. Unfortunately similar watches on the market t...
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04-14
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Basically, cut an empty water bottle in half, turn the nozzle part upside down and insert it into the bottom half. Throw in some yummy goodies like old moldy beef and let the fun begin! Flies check in...
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03-27
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todays second diy project is from 2008 diy contest finalist kate dixon. kate created these fantastic framed sconces using inexpensive outdoor sconces from home depot. i love the endless chances for cu...
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03-27
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over the next few months, in addition to our regular diy wednesday column, ill be posting the full instructions for all of our 2008 diy contest finalists (as well as a few dozen that werent finalists ...
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04-11
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[rustlabs] put together an interesting looking gaming gun for FPS games. He wrote up his build and how to use a webcam to provide gun tracking for games like Half Life 2. He gutted a keyboard to provi...
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