| 1. 5.30 What is the main component of inert gas used on crude oil vessels? |
| 2. 5.75 Organic filter respirators are sufficiently effective in a hydrogen sulphide atmosphere to be used for escape purposes. |
| 3. 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? |
| 4. 5.85 When working you must always wear a H2S monitor. |
| 5. 5.50 What do the initials UEL stand for? |
| 6. 5.23 While sampling a crude ship, the fire alarm sounds. What action should be taken? |
| 7. 5.01 What should be the first source of information when preparing to sample a new product? |
| 8. 5.05 When gauging a tank that is emitting vapours, where should you position yourself? |
| 9. 5.32 Why should pumping be suspended when first-in or first-foot samples are taken? |
| 10. 5.45 According to the International Safety Guide for Oil Tankers and Terminals (ISGOTT), for a tank to be safe for entry, what should the reading on a combustible gas detector be? |
| 11. 5.07 When are inspectors permitted to operate valves on board vessels? |
| 12. 5.62 Which of the following statements are correct, when working with benzene? |
| 13. 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? |
| 14. 5.19 What does H2S stand for? |
| 15. 5.73 When working in an environment suspected of containing H2S what is the only effective protection? |
| 16. 5.08 Which of the following safety equipment is not required on every job? |
| 17. 5.79 Which of the following exposure limits for H2S (for use with respirators) are correct? |
| 18. 5.41 What is the safe oxygen content range in a confined space? |
| 19. 5.48 What do the initials LEL stand for? |
| 20. 5.14 The GHS applies to: |
| 21. 5.22 When using a metal tape to gauge a tank, the tape should always stay in contact with the gauge hatch. |
| 22. 5.81 What is the maximum permissible 8 hour TWA (time weighted average) exposure level of H2S? |
| 23. 5.13 What information must GHS sample labels contain? |
| 24. 5.72 What is the most hazardous component of many crude oils? |
| 25. 5.66 What is the appearance and characteristic odour of benzene? |
| 26. 5.61 When working with benzene, in addition to a respirator, hard hat and safety footwear, what other personal protective equipment should be worn? |
| 27. 5.71 Who or what should you consult if you need to know detailed safety or exposure information about benzene? |
| 28. 5.42 Products have defined limits of combustion. What are these? |
| 29. 5.39 When does a confined space exist on a tank with an external floating roof? |
| 30. 5.40 Which of the following are considered to be confined spaces? |
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