1. 5.51 What does an explosimeter (explosion meter) measure? |
2. 5.38 A SDS will list what type of protective equipment is required when working with a particular material. |
3. 5.19 What does H2S stand for? |
4. 5.54 What is the normal oxygen content of the air? |
5. 5.13 What information must GHS sample labels contain? |
6. 5.81 What is the maximum permissible 8 hour TWA (time weighted average) exposure level of H2S? |
7. 5.29 What should you do to avoid the build-up and/or discharge of static electricity when using a portable electronic thermometer (PET)? |
8. 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). |
9. 5.85 When working you must always wear a H2S monitor. |
10. 5.31 What is the main component of inert gas normally used on special chemical vessels? |
11. 5.73 When working in an environment suspected of containing H2S what is the only effective protection? |
12. 5.08 Which of the following safety equipment is not required on every job? |
13. 5.82 What is the short term exposure limit (STEL) for hydrogen sulfide? |
14. 5.79 Which of the following exposure limits for H2S (for use with respirators) are correct? |
15. 5.37 Who can supply an SDS? |
16. 5.75 Organic filter respirators are sufficiently effective in a hydrogen sulphide atmosphere to be used for escape purposes. |
17. 5.48 What do the initials LEL stand for? |
18. 5.56 What is the current exposure limit for benzene (8 hour time weighted average)? |
19. 5.43 What defines a confined space? |
20. 5.65 What is the permissible exposure limit for benzene (8 hour time weighted average)? |
21. 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? |
22. 5.04 What is the minimum personal protective equipment required when sampling? |
23. 5.63 Can gasoline contain benzene? |
24. 5.42 Products have defined limits of combustion. What are these? |
25. 5.72 What is the most hazardous component of many crude oils? |
26. 5.66 What is the appearance and characteristic odour of benzene? |
27. 5.68 How heavy are benzene vapours? |
28. 5.18 A hard hat s most important feature, when worn, is the distance between the shell and the wearer s head. |
29. 5.84 What type of respirator filter cartridges should you use for protection against hydrogen sulfide? |
30. 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? |
31. 5.49 If the atmosphere in a cargo tank is stated to be below the LEL what does this mean? |
32. 5.23 While sampling a crude ship, the fire alarm sounds. What action should be taken? |
33. 5.32 Why should pumping be suspended when first-in or first-foot samples are taken? |
34. 5.58 The appearance and characteristic odor of benzene is? |
35. 5.07 When are inspectors permitted to operate valves on board vessels? |
36. 5.80 Refineries are not the only sources of industrial hydrogen sulfide (H2S). Which of the following are other sources? |
37. 5.47 Someone must always stand watch at the entrance to the confined space while you are in it. |
38. 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? |
39. 5.67 What effects may result from chronic exposure (long term) to benzene? |
40. 5.36 What is the most informative source of information about the hazards of a product or chemical? |
41. 5.59 How can benzene enter your body? |
42. 5.17 A chemical has a strong odour. What does this indicate? |
43. 5.33 Shipping declaration forms are required whenever a hazardous material is transported on a public road or highway. |
44. 5.64 Workers who are regularly exposed to benzene should have a regular medical examination. |
45. 5.30 What is the main component of inert gas used on crude oil vessels? |
46. 5.28 Why is it important to wear gloves while sampling? |
47. 5.39 When does a confined space exist on a tank with an external floating roof? |
48. 5.53 What does an oxygen meter measure? |
49. 5.86 What is the principal limitation of a filter or cartridge respirator? |
50. 5.44 Before entering a confined space, which tests are required? |
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