| 1. |
MRR stated to the CSB that before the May 24, 2017, incident the company had successfully removed the mercaptan smell from more than _________ style vessels? |
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150 MP |
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50 MP |
| 2. |
According to Figure 6 close MP and treat MP with solution for _______________?
 |
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48+ hours |
|
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22+ hours |
| 3. |
The full form of PSM |
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Product Safety Management |
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Process Safety Management |
| 4. |
Which of the following did MRR identified as the three “most likely” reactive chemical mechanisms that could produce reactive or flammable gases,
- Sodium hydroxide from the sodium hypochlorite solution reacting with aluminum to produce hydrogen
- Catalytic decomposition of sodium hypochlorite to produce oxygen; and
- Reaction of sodium hypochlorite with an acid, such as sulfonic acid, to produce chlorine.
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1 and 2 |
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All the above |
| 5. |
One witness estimated that explosion debris launched 200 to 250 feet in the air.
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True |
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False |
| 6. |
MRR hired an outside firm, Specialized Response Solutions (SRS), to vent and drain the liquid from the remaining 100 MP odorizers |
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True |
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False |
| 7. |
For the design of explosion-relief systems, _________ directs the designer to the National Fire Protection Agency’s (NFPA) Standard on Explosion Protection by Deflagration Venting, NFPA 68
|
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API 521 |
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API 007 |
| 8. |
According Figure 22, dip tube conditions, condition of internals and metals present analysis falls under which category? |
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Mechanical Integrity Unknowns |
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Chemistry Unknowns |
| 9. |
What does CCPS stands for? |
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Center for Chemical Process Safety |
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Center for Chemical Product Safety |
| 10. |
ESI stands for?
|
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Exhaust Service International |
|
|
Explosive Service International |
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