Differences between a BLEVE and a HIT (2020 & 2024 ERG)

UPDATED on 4/4/24 with 2024 ERG Info   This week we saw the official release of the 2020 Emergency Response Guide (ERG) from DOT/PHMSA and along with this 2020 update came some clear distinctions between a “Heat Induced Tear” (HIT) and a Boiling Liquid Expanding Vapor Explosion (BLEVE). (emphasis by PHMSA) A Heat Induced Tear...

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