The ppm of radon in the atmosphere around a series of granite setts must be so high that it is doubtful if it can be isolated, mind you if you fall down drunk in the gutter and drink the water thats your problem.
Thank you
David Evans
Environment and Conservation
>>> [log in to unmask] 26/10/2001 11:32:14 >>>
Neil:
Just say the one word 'radioactive' and see what happens..... :-)
Vince
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