Manufacturing : The mixing, pressing, and loading of explosive or pyrotechnic compositions for the purpose of producing fireworks or pyrotechnic articles
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}