Historical
NFPA 11-1998
NFPA 11: Standard for Low-Expansion Foam, 1998 Edition
Covers the characteristics of foam-producing materials and the requirements for design, installation, operation & maintenance of equipment and systems; minimum requirements for flammable and combustible liquid hazards in local areas within buildings, for storage tanks, and for indoor and outdoor processing areas.
National Fire Protection Association [nfpa]