Re: Re[2]: Radon Question from Occ-Med-Env

[Schoenhofer <schoenho@via.at>]

At 16:30 1996-07-02 -0500, you wrote:
>At 08:19 AM 2/7/96 -0500, you wrote:
>>     The radon gas is the same concentration outside the mask as well as 
>>     inside.  Any particulate daughters will be the same concentration on 
>>     the inside as the outside due to continuous decay. 
>
>Is this correct?? Won't the "clearance rate" of Rn from the mask be fast
>enough to ensure that the concentration of Rn progeny in the mask is much
>less than outside the mask?? That's what I thought would happen. But I'm no
>Rn expert!! Somebody please advise.
>
>Regards
> 
>  Alex Zapantis                                         
>  Radiation Safety Officer                                     
>  Queensland University of Technology 
>  Acting Manager       
>  Health & Safety Section                             
>  Victoria Park Road                 Ph     : 61 7 3864 3566
>  Kelvin Grove Qld 4059             fax     : 61 7 3864 3993
>  AUSTRALIA                           Email  : a.zapantis@qut.edu.au    
>
>  *****************************************************************
>    "From the moment I could talk I was ordered to listen."
>
>                                                               Cat Stevens
>
>  *****************************************************************
>
>                        
>This is exactly what I have written a couple of hours ago. Sometimes one
need not be an expert in a field if one uses common sense!

Franz Schoenhofer
Federal Institute for Food Control and Research
Radiochemistry
Vienna, Austria
>
Schoenhofer
Habichergasse 31/7
A-1160 Wien
Tel./Fax:	+43-1-4955308
Tel.:		+43-664-3380333
e-mail:		schoenho@via.at