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BS 476-12:1991 Fire tests on building materials and structures. Method of test for ignitability of products by direct flame impingement (Incorporating corrigendum No. 1)
Method using a choice of seven flaming ignition sources for a variety of flame application times.
Supersedes BS 476-5:1979. Amendment C1 dated March 2014 - Information added to Foreword. This standard has been superseded by the current BS EN ISO 11925-2, but it has been retained based on legitimate need for the standards within non-EU markets.
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