A reference that contains all the possible effects. Side C reveals balloon construction. For flow path study. For flow path study. For flow path study. For flow path study. 4-story hotel with several extension conditions and knockdown. Walkaround of garage fire, early conditions. Walkaround of garage fire, free burn Demonstrates timed progression of smoke conditions. Commercial gas supplier with propane tank on Side D. Example scenario with fireground background audio. Example scenario with dispatch. Example scenario allowing user to activate an alarm.