IFSTA 7 with Complete Questions & Answers

IFSTA 7 with Complete Questions & Answers
Question : Which product of combustion acts as a chemical
asphyxiant by excluding oxygen from the blood, leading to
hypoxia of the brain and tissues?
A) Carbon dioxide (CO2)
B) Carbon monoxide (CO)
C) Aerosolized fuel particles
D) Hydrogen cyanide (HCN)
CORRECT ANSWER: B
Question : Combustion can occur within a range of
concentration of fuel vapor and air; this range is referred to as
the:
A) vapor pressure range.
B) surface to mass range.
C) flammable (explosive) range.
D) oxidation (combustion) range.
CORRECT ANSWER: C

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