Fire Service Ventilation (7th Edition)
Chapter 1 Definitions Test (#3)
15 questions

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1) Movement of smoke being blown out of a ventilation opening and then being drawn back in by negative pressure created by an ejector because area around ejector is not sealed.

2) The amount of heat required to raise one pound of water one degree Fahrenheit.

3) The chief nitrogenous component of urine.

4) To settle at various levels of accumulations or layers of smoke according to density of weight, heaviest at the bottom.

5) Visible, luminous body of burning gas.

6) At a right angle to the horizon; upward.

7) To sink to a lower or normal level. Synonymous with Mitigate.

8) Inadequate stores of water in the human body.

9) A chemical reaction that releases heat and light accompanied by flame.

10) The process of burning by chemical change (Rapid Oxidation).

11) Tendency to rise or float.

12) Relating to the effects on body systems.

13) Deadly.

14) The combined effects of two or more substances that is greater than the individual substances' effects.

15) The process by which a gas or liquid changes to a vapor. Synonymous with Vaporize.