[ RadSafe ] Hot particles on air filter

[Busby, Chris]

-----Original Message-----
From: radsafe-bounces at agni.phys.iit.edu on behalf of FISHER Spencer -NUCLEAR
Sent: Thu 23/06/2011 18:10
To: 'radsafe at agni.phys.iit.edu'
Subject: [ RadSafe ] Hot particles on air filter
 
Could it be Radon gas?
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No, it not radon gas.  These are quite clear hot particles like those in the Irish Sea resuspension from Sellafield and from Chernobyl. You have all (I hope) seen the autoradiographs. Little white splodges on a black background. Radon just gives a fog. 
Cheers
Chris