| 1. 5.71 Who or what should you consult if you need to know detailed safety or exposure information about benzene? |
| 2. 5.48 What do the initials LEL stand for? |
| 3. 5.83 Why is the sense of smell not reliable for detecting hydrogen sulfide? |
| 4. 5.88 May an inspector board a vessel by means of using a Pilot s ladder? |
| 5. 5.89 When working in an area where peronal monitors indicate the presence of hydrogen sulfide you must wear SCBA |
| 6. 5.81 What is the maximum permissible 8 hour TWA (time weighted average) exposure level of H2S? |
| 7. 5.67 What effects may result from chronic exposure (long term) to benzene? |
| 8. 5.30 What is the main component of inert gas used on crude oil vessels? |
| 9. 5.11 Portable electronic measurement equipment must be _______ immediately before gauging? |
| 10. 5.12 All samples which are transported between terminals and laboratories or other installations should be labelled in accordance with the globally harmonised system for classification and labelling of chemicals (GHS). |
| 11. 5.18 A hard hat s most important feature, when worn, is the distance between the shell and the wearer s head. |
| 12. 5.07 When are inspectors permitted to operate valves on board vessels? |
| 13. 5.31 What is the main component of inert gas normally used on special chemical vessels? |
| 14. 5.84 What type of respirator filter cartridges should you use for protection against hydrogen sulfide? |
| 15. 5.55 Which of the following conditions can cause false readings on an explosion meter? |
| 16. 5.70 What are the effects of acute exposure (short term) to benzene? |
| 17. 5.40 Which of the following are considered to be confined spaces? |
| 18. 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? |
| 19. 5.19 What does H2S stand for? |
| 20. 5.04 What is the minimum personal protective equipment required when sampling? |
| 21. 5.52 An explosimeter (explosion meter) measuring LEL% is utilized to sample the atmosphere within a cargo tank and a reading of 15% is observed. What does the reading mean? |
| 22. 5.64 Workers who are regularly exposed to benzene should have a regular medical examination. |
| 23. 5.61 When working with benzene, in addition to a respirator, hard hat and safety footwear, what other personal protective equipment should be worn? |
| 24. 5.54 What is the normal oxygen content of the air? |
| 25. 5.38 A SDS will list what type of protective equipment is required when working with a particular material. |
| 26. 5.68 How heavy are benzene vapours? |
| 27. 5.78 What is the maximum permissible 8 hour TWA (time weighted average) exposure level of hydrogen sulfide? |
| 28. 5.87 Ladders, planks, and scaffold boards should not be used as walkways (i.e. when boarding vessels, moving between barges, etc.) |
| 29. 5.01 What should be the first source of information when preparing to sample a new product? |
| 30. 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? |
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