Transitory flaming
Transitory flaming
Existence of flame on or over the surface of the specimen for periods of between 1 s and 4 s.
ISO 5658-2:2006/Amd.1:2011(en)
ISO 5658-2:2006(en) Reaction to fire tests — Spread of flame — Part 2: Lateral spread on building and transport products in vertical configuration