SECTION 5 - SAFETY

SECTION คำชี้แจง
- ถ้าไม่กรอกทั้งชื่อ และนามสกุลของผู้ทำข้อสอบ ระบบจะไม่ตรวจข้อสอบให้
- ส่วนนี้จะไม่มีการบันทึกผลสอบ หากต้องการบันทึกโปรดสมัครสมาชิก
- ถ้าทำข้อสอบไม่ครบ ระบบจะไม่ตรวจข้อสอบให้
- ผู้ทำข้อสอบจะมีเวลาในการทำข้อสอบเพียง 30 นาที หากเกินเวลา ระบบจะไม่ตรวจข้อสอบให้
- เกณฑ์ตัดสินผ่านการทดสอบอยู่ที่ร้อยละ 90 หรือ 27 ข้อขึ้นไป
ส่วนนี้จะไม่มีการบันทึกผลสอบ และแสดงเฉลยแบบทดสอบ หากต้องการบันทึก และรายงานการทำแบบทดสอบ โปรดสมัครสมาชิก 
1. 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?
    a. 50%
    b. 80%
    c. 85%
    d. 100%
2. 5.65 What is the permissible exposure limit for benzene (8 hour time weighted average)?
    a. 10 ppm
    b. 3 ppm
    c. 5 ppm
    d. 1 ppm
3. 5.11 Portable electronic measurement equipment must be _______ immediately before gauging?
    a. Checked
    b. Cleaned
    c. Calibrated
    d. Earthed (grounded)
4. 5.56 What is the current exposure limit for benzene (8 hour time weighted average)?
    a. 10 ppm
    b. 3 ppm
    c. 5 ppm
    d. 1 ppm
5. 5.30 What is the main component of inert gas used on crude oil vessels?
    a. Carbon sulfide
    b. Carbon dioxide
    c. Oxygen
    d. Hydrogen
6. 5.50 What do the initials UEL stand for?
    a. Upper environmental level
    b. Unknown environmental level
    c. Upper explosive limit
    d. Unknown explosive levels
7. 5.71 Who or what should you consult if you need to know detailed safety or exposure information about benzene?
    a. Your doctor or pharmacist
    b. Your Safety Manual
    c. The Safety Data Sheet
    d. The International Safety Guide for Oil Tankers and Terminals (ISGOTT)
8. 5.31 What is the main component of inert gas normally used on special chemical vessels?
    a. Nitrogen
    b. Carbon dioxide
    c. Carbon monoxide
    d. Hydrogen
9. 5.41 What is the safe oxygen content range in a confined space?
    a. Between 19.5% and 21.0%
    b. Between 18.6% and 20%
    c. Between 19% and 25%
    d. Answers a., b. and c. are all wrong
10. 5.43 What defines a confined space?
    a. It has limited means of access and exit
    b. It is not designed for continuous occupation
    c. It has limited natural ventilation
    d. Answers a., b. and c. are all correct
11. 5.85 When working you must always wear a H2S monitor.
    a. True
    b. False


12. 5.77 What are the characteristics of hydrogen sulfide?
    a. It is a pale yellow gas with a sweetish taste and strong pungent odour
    b. It is a pale yellow gas with the odour of rotten eggs
    c. It is a colourless gas with a sweetish taste and the odour of rotten eggs
    d. It is a colourless gas with little or no odour
13. 5.01 What should be the first source of information when preparing to sample a new product?
    a. The International Safety Guide for Oil Tankers and Terminals (ISGOTT)
    b. The Petroleum Handbook
    c. The Safety Data Sheet (SDS) for that product
    d. Energy Institute HM6 / ISO 3170 / ISO 3171 / API Chapter 8
14. 5.40 Which of the following are considered to be confined spaces?
    a. A cofferdam
    b. An external floating roof tank
    c. A ship s pump-room
    d. Answers a., b. and c. are all correct
15. 5.80 Refineries are not the only sources of industrial hydrogen sulfide (H2S). Which of the following are other sources?
    a. Pulp Mills
    b. Any agricultural facility where decay of organic matter may occur
    c. Drilling Rigs
    d. Answers a., b. and c. are all correct
16. 5.17 A chemical has a strong odour. What does this indicate?
    a. That a hazard exists
    b. That the vapour concentration is low
    c. That the vapour concentration is high
    d. Odour is an unreliable source of specific information regarding a chemical
17. 5.09 What should be the first reaction to any injury accident?
    a. Raise the alarm to call for help
    b. To protect the injured person, if possible without risk to yourself, from exposure to further injury
    c. To render First Aid
    d. To report immediately to the person s supervisor
18. 5.90 The Short Term Exposure Limit (STEL) defines exposure to a substance over how long?
    a. 30 minutes
    b. 60 minutes
    c. 15 minutes
    d. 20 minutes
19. 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?
    a. Get out of the tank area immediately
    b. Take a deep breath and run for the tank ladder
    c. Lie down because there is more oxygen closer to the ground
    d. Immediately put on your respirator with organic cartridges
20. 5.75 Organic filter respirators are sufficiently effective in a hydrogen sulphide atmosphere to be used for escape purposes.
    a. True
    b. False


21. 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?
    a. 50%
    b. 80%
    c. 95%
    d. 100%
22. 5.32 Why should pumping be suspended when first-in or first-foot samples are taken?
    a. To allow any gas to dissipate
    b. To allow static electricity to dissipate
    c. So the vapours don t blow in your face
    d. To give time for analysis results
23. 5.87 Ladders, planks, and scaffold boards should not be used as walkways (i.e. when boarding vessels, moving between barges, etc.)
    a. True
    b. False
    c. Only when in exposed seaway conditions
    d. Only when no gangways are available
24. 5.69 Hydrogen sulfide may be present in all petroleum products, crude oil and many types of petrochemicals.
    a. True
    b. False


25. 5.59 How can benzene enter your body?
    a. By inhalation
    b. By absorption through the skin
    c. By Ingestion
    d. Answers a., b. and c. are all correct
26. 5.36 What is the most informative source of information about the hazards of a product or chemical?
    a. The job sheet
    b. The Bill of Lading
    c. The Safety Data Sheet
    d. The operations supervisor
27. 5.26 A portable electronic thermometer should always be grounded after the probe has been lowered into the liquid.
    a. True
    b. False


28. 5.63 Can gasoline contain benzene?
    a. Yes
    b. No


29. 5.07 When are inspectors permitted to operate valves on board vessels?
    a. When accompanied by an authorised person on board
    b. When no-one else is around to do it
    c. When the vessel staff are too busy to do it themselves
    d. Inspectors must not operate vessel valves
30. 5.68 How heavy are benzene vapours?
    a. Lighter than air
    b. Heavier than air
    c. Same as air
    d. Answers a., b. and c. are all wrong
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