Refer to the International Civil Aviation Organization Airport
Services Manual, part 1, Rescue and Fire Fighting, chapter 8, Extinguishing
Agent Characteristics, paragraph 8.1.5, Foam specifications table 8-1,
Performance Level B, or to the Revised Guidelines for the performance and
testing criteria, and surveys of foam concentrates for fixed
fire-extinguishing systems (MSC.1/Circ.1312).