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Question
45. The biggest problem with fire prevention during construction is the hazard of waste lumber fires.a. true
b. false
Answer
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b. 10 foot-candles
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b. 5 foot-candles
c. 10 foot-candles
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a. They might not hear the fire alarm.
b. Excessive heat might worsen their condition.
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68. Explain the principle of "closed circuit" operation of SCBA units.
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a. pressure demand
b. sulfur dioxide reactor unit
c. chemical oxygen generating unit
d. demand flow
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a. continuous demand
b. demand flow
c. pressure demand
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FLASH POINT: -40OF
BOILING POINT: 36.1OC
LEL: 1.5%
UEL: 7.8%
VAPOR DENSITY: 2.48
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BOILING POINT: 36.1OC
LEL: 1.5%
UEL: 7.8%
VAPOR DENSITY: 2.48
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75 If the temperature of a liquid is too low for a fire to be sustained on the top of the liquid, then you know thata. the temperature is below the flash point but above the firepointb. the temperature is below the firepoint but above the flash pointc. the temperature is below both the flash point and the firepointd. the temperature is below the firepointe. b and d abovef. none of the above