View Single Post
Old 09-13-2010, 10:29 PM   #8
Clodfobble
UNDER CONDITIONAL MITIGATION
 
Join Date: Mar 2004
Location: Austin, TX
Posts: 20,012
A pharmacist friend of mine once told me the expiration date does have a legal definition: it is the point at which 10% of the substance is no longer active and/or no longer the same substance because it has broken down in some fashion.
Clodfobble is offline   Reply With Quote