[ RadSafe ] Sickening Solar Flare

John Jacobus crispy_bird at yahoo.com
Thu Feb 10 22:38:20 CET 2005


Again I would ask:  if you believe in hormesis, what
are you doing to increase your ambient dose? 

--- jjcohen <jjcohen at prodigy.net> wrote:

> I doubt that the LD-50 for human radiation exposure
> has ever been determined
> with scientific accuracy. It has been inferred from
> atom bomb casualty data
> and similar imprecise sources. So----, from a
> practical basis, LD-50
> estimates of 300, 450,& 500 rem are essentially the
> same number. Take your
> pick. In all likelihood, the actual value (known
> only to God) is somewhere
> between 100 & 1000 rem.
> Interesting to compare this range to what some of us
> hormesis fans believe 
> to be the "optimal" dose range for human exposure 
> of somewhere between 
> 1.0 and 10.0 rem/a.
> 
> 
> 
> 
> ----- Original Message -----
> From: Bernard Cohen <blc+ at pitt.edu>
> To: Maury Siskel <maurysis at ev1.net>
> Cc: RadiatSafety <
> Sent: Thursday, February 10, 2005 8:26 AM
> Subject: Re: [ RadSafe ] Sickening Solar Flare
> 
> 
> > Is this piece correct in saying that LD-50 is 300
> rem? It used to be 450
> > rem.
> >
> 
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=====
+++++++++++++++++++
"Baltimore is actually a very safe city if you are not involved in the drug trade."
DR. PETER BEILENSON, the city's health commissioner.

-- John
John Jacobus, MS
Certified Health Physicist
e-mail:  crispy_bird at yahoo.com


		
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