As Daniel said, it's quality related, not directly safety...even though tangentially it touches every aspect of operations including safety.
We're what I would consider a "small" manufacturing company...gross sales under 10 million U.S. dollars...and our Quality System is ISO certified to ISO9001-2000...it expires Jan. 2009 so we'll have to get audited again and our QA guy tells me it will be to the new "ISO9001-2008" QA Standards.
This will give you a summary of what it's about
:
http://ezinearticles.com/?ISO-9001-2...hem&id=1058581