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OT- Glow in The Dark Sandblasting Sand?
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Posted to sci.engr.joining.welding,rec.crafts.metalworking
Richard J Kinch
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OT- Glow in The Dark Sandblasting Sand?
Don Bruder writes:
If it's a quartz based sand, rather than the more usual "silica
sand", that might go a long way toward explaining it, since quartz does
do the piezoelectric thing.
Uh, silica IS quartz.
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