Re: Radon and Smoking

["Field, R. William" <bill-field@UIOWA.EDU>]

It is the alpha emissions from the daughters.   I

do agree that cumulative radon exposure is what you should look at. 

There you are including both time and concentration to obtain

exposure.


Bill


At 03:46 PM 2/12/2002 -0500, you wrote:

> Here
>
> is another consideration:  if it is either the alphas or the
>
> daughter emissions, or both, that are effective in radon health effects,
>
> would CUMULATIVE radon exposure be the factor to look at, rather than
>
> some kind of average or median?  Averages, it seems to me, are too
>
> dependent on ventilation, time spent in various parts of the house, and
>
> similar undocumented variables to be reliable indicators of radon
>
> exposure. 
>
>
> Ruth Weiner, Ph. D. 
>
> ruthweiner@aol.com






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