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DIY Portable Laser Tripwire
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The weekend is nearly here, so why not start it off with a terrific DIY project? Today’s DIY video shows you how to build a portable laser tripwire to help protect your home.
DIY Portable Laser Tripwire! [YouTube]
Where can I find the list of the parts, which are used in this project??
Akemi Iwaya (Asian Angel) is our very own Firefox Fangirl who enjoys working with multiple browsers and loves 'old school' role-playing games. Visit her on Twitter and Google+.
Despite being abandoned by 1400 AD, the aqueducts constructed by the Guayabo people in Costa Rica are still functioning; in 2009 the site was declared an International Historic Civil Engineering Landmark by the American Society of Civil Engineers.
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