Hazmat Awareness - Operations

Chapter 4

Knowledge Check

1. Asphyxiants, irritants, convulsants, and carcinogens are types of:
2. Fla1mnable gases have:
3. Where are you MOST likely to find gases or vapors with vapor density greater than one?
4. What BEST describes compressed gas?
5. When is topography a factor in hazmat incidents?
6. What is the pressure exerted by a saturated vapor above its own liquid in a closed container?
7. Which of the following statements about a hazardous materials state of matter is MOST accurate?
8. Which type of radiation can be reduced or stopped by a layer of clothing, a thin sheet of metal, or a thick Plexiglass?
9. Overhead power lines, highway traffic, and rail lines are examples of:
10. The damaging effects of ionizing radiation occur at the __ level.
11. The ALARA principle uses time, distance, and __ to limit exposure to radiation.
12. Static electricity, internal combustion engines, and heated surfaces are examples of:
13. Which class of hazards is characterized by thermal and mechanical hazards in the form of blast pressure waves, shrapnel and fragmentation, and incendiary thermal effects?
14. Incidents involving _____are potentially the most dangerous for emergancy responders.
15. The concentration (in air) at which the "average person" can smell a particular compound is the:
16. The conversion of a liquid to vapor:
17. Posionous materials are known to be _____ to humans.
18. Organic peroxides are both an oxidizer and a fuel, making them very:
19. Class 8 hazards are either a liquid or a solid that cause full thickness destruction of human skin at the site of contact because they are:
20. addition to burning, all flammable and combustible liquids exhibit varying degrees of: