Chapter 13

1. At a fixed facility or at a pipeline, responders should NOT shut any valves without direction from:

2. Why should responders avoid contact with flammable or combustible products?

3. During the process of adsorption, the molecules of the liquid hazardous material:

4. How can water be used in flammable and combustible liquid fire control?

5. At an incident involving a break in an underground pipe, personnel should first evacuate the area immediately around the break and the area:

6. Why should I Cs consult technical sources before using equipment to confine spilled materials?

7. Diking, damming, diverting, and retention:

8. The most common cause of a BLEVE is when:

9. Neutralization and vapor dispersion are:

10. Foam cannot seal vapors of:

11. Spill control tactics attempt to:

12. If the products of combustion present fewer hazards than the leaking chemical, the best course of action may be to:

13. A defensive spill-control tactic that confines a hazardous material, rather than changing its physical and/or chemical properties, is:

14. Responders usually use organic-based materials, such as activated charcoal or carbon, as:

15. 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:

16. Provided they have appropriate training, equipment, and PPE, Operations Level responders can take offensive actions, like leak control, in situations involving:

17. Which process might be used for the temporary mitigation of radioactive and biological substances?

18. One problem associated with dispersion is that it can:

19. What may indicate that the pressure within a container is increasing and that container failure may be imminent?

20. When choosing the type of ventilation to use, remember that: