消防科学基础测试
This is a timed quiz. You will be given 60 seconds per question. Are you ready?
60
What fire phenomenon can occur when fresh air is introduced into the fire area during the smoldering phase?
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Radiated heat ( infrared/ultraviolet ) rays travel through space at the speed of
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Wet wood is more difficult to ignite than dry wood. Wood wll be very difficult to ignite then when the moisture rises content above
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Radiated heat waves will travel through space until they are absorbed by
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Helium is an example of what type of gas?
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Which of the following selection is an example of plant fiber?
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Combustible metals are classified as what type fuels?
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The specific gravity of water at 4 degress celsius is
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The vapor density of air is
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Conduction is most accurately defined as
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Wood and paper contain within their structure, approximately how much heat energy (in BTU) per pound?
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Liquids that burn are classified as what type of fuels
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A liquid is classified as combustible if its flash point is
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An example of reactive gas is
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Flashover occurs during what phase of fire?
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