| 1. 5.61 When working with benzene, in addition to a respirator, hard hat and safety footwear, what other personal protective equipment should be worn? |
| 2. 5.47 Someone must always stand watch at the entrance to the confined space while you are in it. |
| 3. 5.38 A SDS will list what type of protective equipment is required when working with a particular material. |
| 4. 5.23 While sampling a crude ship, the fire alarm sounds. What action should be taken? |
| 5. 5.82 What is the short term exposure limit (STEL) for hydrogen sulfide? |
| 6. 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? |
| 7. 5.63 Can gasoline contain benzene? |
| 8. 5.06 When lifting anything heavy, which muscles should take most of the weight? |
| 9. 5.36 What is the most informative source of information about the hazards of a product or chemical? |
| 10. 5.90 The Short Term Exposure Limit (STEL) defines exposure to a substance over how long? |
| 11. 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). |
| 12. 5.68 How heavy are benzene vapours? |
| 13. 5.86 What is the principal limitation of a filter or cartridge respirator? |
| 14. 5.42 Products have defined limits of combustion. What are these? |
| 15. 5.80 Refineries are not the only sources of industrial hydrogen sulfide (H2S). Which of the following are other sources? |
| 16. 5.58 The appearance and characteristic odor of benzene is? |
| 17. 5.30 What is the main component of inert gas used on crude oil vessels? |
| 18. 5.29 What should you do to avoid the build-up and/or discharge of static electricity when using a portable electronic thermometer (PET)? |
| 19. 5.34 What must you do in order to transport flammable liquid samples on a public highway? |
| 20. 5.64 Workers who are regularly exposed to benzene should have a regular medical examination. |
| 21. 5.40 Which of the following are considered to be confined spaces? |
| 22. 5.01 What should be the first source of information when preparing to sample a new product? |
| 23. 5.17 A chemical has a strong odour. What does this indicate? |
| 24. 5.76 Hydrogen sulfide is probably the most dangerous gas commonly encountered in the petroleum industry. |
| 25. 5.66 What is the appearance and characteristic odour of benzene? |
| 26. 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? |
| 27. 5.70 What are the effects of acute exposure (short term) to benzene? |
| 28. 5.26 A portable electronic thermometer should always be grounded after the probe has been lowered into the liquid. |
| 29. 5.22 When using a metal tape to gauge a tank, the tape should always stay in contact with the gauge hatch. |
| 30. 5.85 When working you must always wear a H2S monitor. |
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