uhhh, Nick
Sorry, but the nuclear physicists at the US Department of Energy disagree with you about how C14 is produced:
http://www.ead.anl.gov/pub/doc/carbon14.pdf
read very carefully, then open mouth (or apply fingers to keyboard) -
Where this is important to you is all that water in Hellas. Where it is important to me is exposure dates for the crater floors, the times of impact.
Ever heard of gravity?
Best wishes,
Mr Dummy
