A railcar tanker with a stencil marking of DOT 111 is a(n):
a. Cover floating roof tank
b. MC 306
c. Non-pressurized railcar
d. Cryogenic storage car
Answer: c. Non-pressurized railcar
Health Professions
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The sudden explosion of heated, oxygen-deprived fire gases when oxygen is introduced or reintroduced is called ________________.
A) Backdraft B) Flashover C) Flameover D) BLEVE
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What is the normal trigger delay?
a. Less than 100 msec b. Less than 150 msec c. Less than 200 msec d. Less than 250 msec
Health Professions