[ RadSafe ] How Would You Advise this YouTube User and What References would you provide?

[John R Johnson]

Robert

Those of us who have done internal dosimetry, particurarly whole body
counting, know that every "live" human contains K-40. If I remember
correctly, Referance Man contains 140 grams.

John

On Mon, Mar 12, 2012 at 10:25 AM, Robert Atkinson <robert8rpi at yahoo.co.uk>wrote:

>
>
> Hi,
>
> Just to put the 500Bq/kg food limit in perspective, low sodium "healthy"
> salt subsitute contanis Potassium and thus K40, Specfic activity is about
> 433pCi/g or THIRTYTWOtimes the 500Bq/kg limit. Yes I know it's K40 not
> Cs137 and you don't eat kilograms of salt. but it is a good indication of
> the scale used in the food limit. Dried Apricots run about 370Bq/kg and the
> infamous bananas about 90Bq/kg from K40.
>
> Robert Atkinson CEng.
>
>
>
> ________________________________
>  From: Morten Sickel <Morten.Sickel at nrpa.no>
> To: The International Radiation Protection (Health Physics) Mailing List <
> radsafe at health.phys.iit.edu>
> Sent: Friday, 9 March 2012, 11:38
> Subject: Re: [ RadSafe ] How Would You Advise this YouTube User and What
> References would you provide?
>
> Our (the Norwegian Radiation Protection Authority) present guidance to
> people going to Japan is to follow the official advices. The limits for
> radioactive content in food being sold in Japan is presently comparable to
> those in most European countries (e.g. 500Bq/kg of 137Cs) and in April,
> those limits are going to be lowered and there are also quite strict
> limitation on where it is allowed to grow food within the contaminated
> areas (on a personal note, not for the person asking you, I would say some
> of those rules are ridiculous strict) This is personal communication with
> colleagues that have just been to Japan, sorry to say, I do not have any
> references.
>
> Morten Sickel
>
>
> -----Opprinnelig melding-----
> Fra: radsafe-bounces at health.phys.iit.edu [mailto:
> radsafe-bounces at health.phys.iit.edu] På vegne av Roger Helbig
> Sendt: 8. mars 2012 15:05
> Til: RADSAFE
> Emne: [ RadSafe ] How Would You Advise this YouTube User and What
> References would you provide?
>
> I got this message in my YouTube account and I have replied to it telling
> him to take the trip, but I also would like to know how members of this
> list would reply, especially if we have any Japanese members, and what
> references that you would provide.
>
> Thanks
>
> Roger Helbig
>
> I noticed you've been posting on videos regarding Fukushima, and I thought
> I might ask you about this...
> I've been planning my trip to Japan for past half year, and I'm actually
> going there in two weeks.
> I really wanted to go, but now after reading a lot about radiation and
> contamination in the food, I even considered returning my ticket.
> Some websites, like safecast.org and a facebook group
> http://www.facebook.com/Tokyo.Radiation.Levels both seem to be saying
> that there is no concern about radiation in Tokyo, but there might be some
> concern about the food.
> However, another source http://fukushima-diary.com/ is telling me not to
> go right now.
>
> Thank you very much for the reply!
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