- CHEMTREC
- Chemical Transportation Emergency Center (Governmental » Transportation)
Abbreviations dictionary. 2012.
Abbreviations dictionary. 2012.
CHEMTREC — Chemical Transportation Emergency Center … Medical dictionary
CHEMTREC — • Chemical Transportation Emergency Center … Dictionary of medical acronyms & abbreviations
Rule of thumb — A rule of thumb is a principle with broad application that is not intended to be strictly accurate or reliable for every situation. It is an easily learned and easily applied procedure for approximately calculating or recalling some value, or for … Wikipedia