RE: Sr-90

[Bill Kendall <KENDALL@nucusa.com>]

You are correct.  The use of aluminum is common, even though it produces
more bremsstrahlung (sp) than plastic because the plastics crack and
pulverize at a fairly low dose.

Bill 

-----Original Message-----
From: Charly Frey [mailto:charlyfrey@bluewin.ch]
Sent: Wednesday, October 06, 1999 10:13 AM
To: Multiple recipients of list
Subject: Sr-90


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To shield Sr-90 what do you use . First PVC or Al and then Pb?

Thanks

Charly

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