On Tue, 14 Sep 2004, Alan B. Pearce wrote:

>> I'd put a CD in the oven and see what happens. Could
>> be the answer as to what to do with a pile of old CDs
>> I've got. Thinking of cutting them up to make mosaics
>> or mirror balls, molding them would be nice
>
> Roman Blacks diffraction grating was another scheme for them. But I would

Actually the diffraction grating was my idea I think.

Peter
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