h a l f b a k e r y
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Apart from the fact that you
appear to be confusing
fluorescence (shining under
ultraviolet light) with
phosphorescence (shining),
croissant. |
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Phosphorus was discovered accidentally by someone (I forget who, as usual) heating a mixture of sand and urine (his own). He was hoping to produce gold. Oh well. |
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DrCurry, fixed -- but I must say I thought I heard the term fluorescent used to describe same effect |
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