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. 5.11 Portable electronic measurement equipment must be _______ immediately before gauging?
    a. Checked
    b. Cleaned
    c. Calibrated
    d. Earthed (grounded)
2. 5.23 While sampling a crude ship, the fire alarm sounds. What action should be taken?
    a. Grab a type C fire extinguisher and assist the crew
    b. Close the hatch and call for the launch
    c. Continue sampling because the crew will take care of the fire
    d. Immediately secure your area and report to the muster point
3. 5.89 When working in an area where peronal monitors indicate the presence of hydrogen sulfide you must wear SCBA
    a. True
    b. False


4. 5.85 When working you must always wear a H2S monitor.
    a. True
    b. False


5. 5.15 Which of the following is defined as a corrosive liquid?
    a. An acid solution
    b. A caustic solution
    c. Acid and caustic solutions are not corrosive
    d. Acid and caustic solutions are both corrosive
6. 5.49 If the atmosphere in a cargo tank is stated to be below the LEL what does this mean?
    a. There is not enough oxygen in the tank to support combustion
    b. There is too much hydrocarbon vapor in the tank to support combustion
    c. Answers a. and b. are correct
    d. There is not enough hydrocarbon vapor in the tank to permit combustion.
7. 5.51 What does an explosimeter (explosion meter) measure?
    a. The amount of oxygen in a space
    b. Whether a space is safe for entry
    c. Whether or not there is an explosive atmosphere in a space
    d. The flash point of a gas mixture.
8. 5.69 Hydrogen sulfide may be present in all petroleum products, crude oil and many types of petrochemicals.
    a. True
    b. False


9. 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
10. 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
11. 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
12. 5.33 Shipping declaration forms are required whenever a hazardous material is transported on a public road or highway.
    a. True
    b. False


13. 5.19 What does H2S stand for?
    a. Water
    b. Hydrogen
    c. Hydrogen sulfide
    d. Dihydrosodium
14. 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
15. 5.76 Hydrogen sulfide is probably the most dangerous gas commonly encountered in the petroleum industry.
    a. True
    b. False


16. 5.54 What is the normal oxygen content of the air?
    a. 15.1%
    b. 19.1%
    c. 20.9%
    d. 25.9%
17. 5.75 Organic filter respirators are sufficiently effective in a hydrogen sulphide atmosphere to be used for escape purposes.
    a. True
    b. False


18. 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
19. 5.29 What should you do to avoid the build-up and/or discharge of static electricity when using a portable electronic thermometer (PET)?
    a. Hold on to the railing or other metal part of the tank while using the PET
    b. Attach the ground wire of the PET to the tank before opening the gauge hatch then slowly lower the probe assembly into the oil
    c. Since the probe is plastic and does not conduct electricity, no static electricity can form
    d. Either a., b. or c. is acceptable
20. 5.10 The responsibility for an inspector complying with the safety regulations in any terminal belongs to?
    a. The terminal staff
    b. The terminal s safety officer
    c. The inspector
    d. The inspector s manager
21. 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
22. 5.08 Which of the following safety equipment is not required on every job?
    a. H2S monitor
    b. SCBA
    c. Hard hat, safety footwear, gloves
    d. Long-sleeve, fire resistant clothing
23. 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?
    a. Less than 15%
    b. Less than 10%
    c. Less than 1%
    d. Less than 0.5%
24. 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
25. 5.06 When lifting anything heavy, which muscles should take most of the weight?
    a. Upper arm muscles
    b. Leg muscles
    c. Back muscles
    d. Answers a., b. and c. are all correct, to distribute the load equally
26. 5.46 Which of the following are examples of a confined space?
    a. A cargo tank
    b. A grain silo
    c. A pump-room on a ship
    d. Answers a., b. and c. are all correct
27. 5.61 When working with benzene, in addition to a respirator, hard hat and safety footwear, what other personal protective equipment should be worn?
    a. Safety glasses and leather gloves
    b. Leather gloves, long-sleeve coveralls and goggles
    c. Rubber gloves, chemical protective clothing, goggles and face shield
    d. Rubber gloves, goggles, and coveralls
28. 5.82 What is the short term exposure limit (STEL) for hydrogen sulfide?
    a. 15 ppm (30 ppm in USA)
    b. 10 ppm (20ppm in USA)
    c. 25 ppm (50 ppm in USA)
    d. 30 ppm (60 ppm in USA)
29. 5.70 What are the effects of acute exposure (short term) to benzene?
    a. Shortness of breath, irritability, headache, nausea, dizziness, intoxication
    b. Irritation of the eyes, nose and respiratory tract
    c. Convulsions and loss of consciousness
    d. Answers a., b. and c. are all correct
30. 5.53 What does an oxygen meter measure?
    a. The percentage of oxygen below the LEL of a hydrocarbon/air mixture
    b. The amount of oxygen needed to make a confined space safe for entry
    c. The percentage of oxygen contained in the atmosphere being sampled
    d. Answers a., b. and c. are all wrong
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