Flow2_eng_new2

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Flowchart 1B - for evaluation of flame propagation and heat release

flow2_eng_new_ no yes yes no Characterize the heat flux level and ventilation conditions under which flame spread occurs Does the heat release rate influence the outcome/severity of the incident? 1B2: to Flow chart 1 1B1: from Flow chart 1 Describe circumstances under which the product bums and spreads flame Does the rate/extent of flame spread influence the outcome/ severity of the incident? Flame or fire propagation test Choose or develop a test for flame propagation Cheracterize the heat flux level and ventilation conditions under which burning occurs Heat release rate test under selected heat flux and ventilation conditions Choose or develop a test for heat release rate Actions Results Decisions Key