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Uploaded by owvideoinc on Mar 15, 2008
Effect of different shields on the external exposure from a betafite sample...
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eeek! Ive got a nice decagonal piece of bancroft on betafite here at about 40g. I hope a 1/4"steel box can stop some of it.
Perditionswrath 3 years ago
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eeek! Ive got a nice decagonal piece of bancroft on betafite here at about 40g. I hope a 1/4"steel box can stop some of it.
Perditionswrath 3 years ago