Actions Results Decisions Key 2B yes no no yes yes yes no no Go to 2D Address inscope/limitations Is productsignificantagent of firepropagation? Can ignition sourcebe modelled? Choose/developignitability/flammabilitytest forproduct Flame or firepropagation test Address inscope/limitations Is producta significantfuel source? Can conditions of exposure becharacterized? Characterizeflux and ventilation underwhich burningoccurs Heat releaserate and/orburning test