Nine papers are featured. Two review the role of ASTM in fire modeling and describe ASTM E 906. Other papers present: a new simple model of fire growth in a compartment; a model of hydrogen chloride and decay; a fire loss modeling code for industrial facilities; characteristic times for describing forced-ventilation enclosure fires; optical and gravimetric soot measuring techniques for the cone calorimeter; a computer model for the heat release rate of wood; and a benchmark compartment fire model computer code.