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Javed Amir Khanadded this to H
How to make a Jedi lightsaber: http://gu.com/p/3j7tp/fb

You will need a vacuum chamber, various lasers, some rubidium atoms and a firm grasp of quantum nonlinear optics

How to make a Jedi lightsaber: You will need a vacuum chamber, various lasers, some rubidium atoms and a firm grasp of quantum nonlinear optics

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