Basement 04 : A story of a building or a structure having one-half or more of its height below ground level on any side and to which access for emergency incident mitigation purposes is unduly restricted
NFPA 30B Code for the Manufacture and Storage of Aerosol Products, 2002 ed. http://www.nfpa.org/assets/files/AboutTheCodes/30B /30B-A2002-rop.pdf, (Code: Code for the Mfg and Storage of Aerosol Prod for the Mfg and Storage of Aerosol Prod - Amer) {194 NFC}