1. U.S. Chemical Safety and Hazard Investigation Board, Investigation report–Combustible dust hazard study, Report No. 2006-H-1, 2006, p 30 (Table 5).
2. National Fire Protection Association, Guide for venting of deflagrations, NFPA 68, Table E.1(d), 2002.
3. National Fire Protection Association, Standard on explosion prevention systems, NFPA 69, Table C.1(c), 2002.
4. U.S. Department of Commerce, National Materials Advisory Board, Classification of combustible dusts in accordance with the national electrical code, NMAB 353-3, Table 1, Section 6, 1980.
5. Chilworth Technology, Inc., 2005 (unpublished data).