Ordinary light bulb. | |||
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Ordinary light bulb. Exotic light bulbs are filled with xenon or krypton, but ordinary everyday ones are filled with argon, because it's cheap. This one happens to be a burned out bulb from a microscope, I'm using it just because it's the right size to fit in the table. Source: Theodore Gray Contributor: Theodore Gray Acquired: 15 April, 2002 Price: Donated Size: 1.5" Purity: >90% Sample Group: Light Bulbs | |||
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