Building, Mechanical : A building that contains mechanical, electrical, air-conditioning, or other equipment and that usually is connected to a process or nonprocess building
NFPA 1124 Code for the Manufacture, Transportation, Storage, and Retail Sales of Fireworks and Pyrotechnic Articles, 2003 ed. http://www.nfpa.org/codes-and-standards/document-i nformation-pages?mode=code&code=1124, (Code: Mfg, Transp, Storage, and Retail Sales of Frwrk and Pyrotechnic Articles - Amer) {378 NFC}