Hazmat Awareness - Operations

Chapter 13

Knowledge Check

1. Foam cannot seal vapors of:
2. During the process of adsorption, the molecules of the liquid hazardous material:
3. A defensive spill-control tactic that confines a hazardous material, rather than changing its physical and/or chemical properties, is:
4. Why should responders avoid contact with flammable or combustible products?
5. If the products of combustion present fewer hazards than the leaking chemical, the best course of action may be to:
6. What may indicate that the pressure within a container is increasing and that container failure may be imminent?
7. Diking, damming, diverting, and retention:
8. Responders usually use organic-based materials, such as activated charcoal or carbon, as:
9. How can water be used in flammable and combustible liquid fire control?
10. Which process might be used for the temporary mitigation of radioactive and biological substances?
11. One problem associated with dispersion is that it can:
12. At a fixed facility or at a pipeline, responders should NOT shut any valves without direction from:
13. Neutralization and vapor dispersion are:
14. Provided they have appropriate training, equipment, and PPE, Operations Level responders can take offensive actions, like leak control, in situations involving:
15. Spill control tactics attempt to:
16. When choosing the type of ventilation to use, remember that:
17. To stop or limit the escape or to contain the release of a product either in its original container or by transferring it to a new one is the goal of:
18. At an incident involving a break in an underground pipe, personnel should first evacuate the area immediately around the break and the area:
19. The most common cause of a BLEVE is when:
20. Why should I Cs consult technical sources before using equipment to confine spilled materials?