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Links 1 through 2 of 2 by Richard Lindahl tagged torsrants+gifts

It's hard to tell from the pictures, but there's a scale atop the diffracted bands of light. A good household experiment might be to look at the different wavelengths from incandescent bulbs and fluorescent bulbs. If there are any old sodium lights in y

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2006-09-19 16:27 http://scientificsonline.com/product.asp?pn=3081546&sid=torsrants&eid=torsrants

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