This little pdf has some metrics for comparison:
orise.orau.gov/files/reacts/radiological-terms-quick-reference.pdf‎
Edit: I haven't the brains to make the link above active, but if you search for the link on google it will take you there.
https://en.wikipedia.org/wiki/Cobalt-60
This little pdf has some metrics for comparison:
orise.orau.gov/files/reacts/radiological-terms-quick-reference.pdf‎
Edit: I haven't the brains to make the link above active, but if you search for the link on google it will take you there.