CSB

Combat Support Boat
Found on http://www.translationdirectory.com/glossaries/glossary262.php

CSB

Chemical Safety and Hazard Investigation Board Independent US federal agency responsible for investigating the causes of accidents due to hazardous materials in commerce and industry.
Found on http://www.contractorsunlimited.co.uk/glossary.shtml

CSB

Code for Sustainable Building
Found on http://www.encyclo.co.uk/local/20715

CSB

Congregatio Sancti Basilii Basilians
Found on http://www.translationdirectory.com/glossaries/glossary135.htm
No exact match found