| 1. 5.71 Who or what should you consult if you need to know detailed safety or exposure information about benzene? |
| 2. 5.46 Which of the following are examples of a confined space? |
| 3. 5.50 What do the initials UEL stand for? |
| 4. 5.53 What does an oxygen meter measure? |
| 5. 5.44 Before entering a confined space, which tests are required? |
| 6. 5.82 What is the short term exposure limit (STEL) for hydrogen sulfide? |
| 7. 5.16 Corrosive liquids will directly injure the body tissue on contact. |
| 8. 5.02 Regardless of the product, and in accordance with IP475/ISO 3170, what is the absolute maximum level to which sample containers must be filled? |
| 9. 5.09 What should be the first reaction to any injury accident? |
| 10. 5.19 What does H2S stand for? |
| 11. 5.58 The appearance and characteristic odor of benzene is? |
| 12. 5.14 The GHS applies to: |
| 13. 5.68 How heavy are benzene vapours? |
| 14. 5.79 Which of the following exposure limits for H2S (for use with respirators) are correct? |
| 15. 5.55 Which of the following conditions can cause false readings on an explosion meter? |
| 16. 5.03 Regardless of the product, and in accordance with API Ch 8.1/ASTM D4057, what is the maximum level to which sample containers should normally be filled? |
| 17. 5.61 When working with benzene, in addition to a respirator, hard hat and safety footwear, what other personal protective equipment should be worn? |
| 18. 5.63 Can gasoline contain benzene? |
| 19. 5.32 Why should pumping be suspended when first-in or first-foot samples are taken? |
| 20. 5.05 When gauging a tank that is emitting vapours, where should you position yourself? |
| 21. 5.84 What type of respirator filter cartridges should you use for protection against hydrogen sulfide? |
| 22. 5.04 What is the minimum personal protective equipment required when sampling? |
| 23. 5.07 When are inspectors permitted to operate valves on board vessels? |
| 24. 5.72 What is the most hazardous component of many crude oils? |
| 25. 5.08 Which of the following safety equipment is not required on every job? |
| 26. 5.27 What can help prevent a build-up and/or discharge of static electricity when sampling? |
| 27. 5.24 As you enter a bunded/fire wall area to sample a fuel oil tank, you begin to feel dizzy. What action should you take? |
| 28. 5.77 What are the characteristics of hydrogen sulfide? |
| 29. 5.83 Why is the sense of smell not reliable for detecting hydrogen sulfide? |
| 30. 5.54 What is the normal oxygen content of the air? |
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