Huge writes:

On 2015-02-23, Martin Brown wrote:

Uranium ore isn't particularly dangerous unless you crush it and eat it
(and even then it isn't all that bad). Uranium photographic intensifier
was once commonplace and uranium glass is still easily available today.

I was at a "glass fair" yesterday (my wife collects "art glass") and there
were a number of examples of uranium glass there.

And if it's true that bananas are a good source of potassium (as
low-salt 'salt' most certainly is, in spades) they'll also be a good
source of a slightly radioactive potassium isotope :-)

http://en.wikipedia.org/wiki/Potassium-40

Half-life over a billion years and a beta emitter so not very 'hot' at
all.

--
Windmill, Use t m i l l
J.R.R. Tolkien:- @ S c o t s h o m e . c o m
All that is gold does not glister / Not all who wander are lost