SECTION 5 - SAFETY
คำชี้แจง - ถ้าไม่กรอกทั้งชื่อ และนามสกุลของผู้ทำข้อสอบ ระบบจะไม่ตรวจข้อสอบให้ - ถ้าทำข้อสอบไม่ครบ ระบบจะไม่ตรวจข้อสอบให้ - เกณฑ์ตัดสินผ่านการทดสอบอยู่ที่ร้อยละ 90 หรือ 27 ข้อขึ้นไป
แบบทดสอบนี้ มีจำนวนข้อสอบ 90 ข้อ หากต้องการเพิ่มจำนวนข้อ ให้เลือก เพิ่มจำนวนข้อเป็น 20 ข้อ 30 ข้อ 50 ข้อ

1. 5.83 Why is the sense of smell not reliable for detecting hydrogen sulfide? a. It is difficult to detect by sense of smell b. The level at which you can smell it is above the permissible exposure limit c. At 100 ppm a person s sense of smell is deadened within minutes, thereby giving that person a false sense of security d. You might have a cold and be unable to breath through your nose 2. 5.28 Why is it important to wear gloves while sampling? a. So that the sample is not contaminated b. To prevent your hands becoming dirty c. To prevent hazardous substances being absorbed through the skin d. Answers a., b. and c. are all correct 3. 5.04 What is the minimum personal protective equipment required when sampling? a. Gloves, respirator, hard hat and SCBA b. Gloves, eye protection, hard-hat, flame retardant uniform & safety shoes c. Gloves, face-shield and sun glasses d. Gloves, uniform and SCBA 4. 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? a. The atmosphere in the tank contains 15% oxygen b. The atmosphere in the tank is 15% of the lowest concentration of an explosive mixture of air and hydrocarbon vapours c. The atmosphere in the tank is 15% hydrocarbon vapours d. The atmosphere in the tank is a 15% mixture of air and hydrocarbon vapours 5. 5.84 What type of respirator filter cartridges should you use for protection against hydrogen sulfide? a. Acid Gas b. None. Only a self contained breathing apparatus is acceptable c. Organic Vapour d. Radionucleides, highly toxic dusts, mists and fumes 6. 5.05 When gauging a tank that is emitting vapours, where should you position yourself? a. It is not important b. Up-wind of the gauge hatch c. With the wind in your face d. With the wind at your left or right side 7. 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% 8. 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 9. 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 10. 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) 11. 5.11 Portable electronic measurement equipment must be _______ immediately before gauging? a. Checked b. Cleaned c. Calibrated d. Earthed (grounded) 12. 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 13. 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 14. 5.38 A SDS will list what type of protective equipment is required when working with a particular material. a. True b. False 15. 5.35 What is the correct source of information about the hazards of any product being inspected? a. The inspector s supervisor b. A knowledgeable chemist c. The inspector s previous experience d. Safety Data Sheets 16. 5.19 What does H2S stand for? a. Water b. Hydrogen c. Hydrogen sulfide d. Dihydrosodium 17. 5.57 Benzene is a health hazard. Which of the following are likely to contain benzene? a. Crude Oil b. Gasoline c. Ethylbenzene d. Answers a., b. and c. are all correct 18. 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 19. 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% 20. 5.64 Workers who are regularly exposed to benzene should have a regular medical examination. a. True b. False 21. 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. 22. 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 23. 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 24. 5.37 Who can supply an SDS? a. The manufacturer of the material b. The seller of the material c. The distributor of the material d. Answers a., b. and c. are all correct 25. 5.13 What information must GHS sample labels contain? a. Hazard pictograms, signal words and hazard statements b. Product name and precautionary statements c. Information in both a. and b. above d. Information in a. and b. above and supplier information, including a telephone number 26. 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 27. 5.27 What can help prevent a build-up and/or discharge of static electricity when sampling? a. Use of a sampling cord made of synthetic fibre b. Tying the end of the sampling cord to the railing of the tank c. Use of a sampling cord that contains no synthetic fibre d. Holding the sample cord against the gauge hatch throughout the sampling operation 28. 5.89 When working in an area where peronal monitors indicate the presence of hydrogen sulfide you must wear SCBA a. True b. False 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. 5.25 How can the opportunity for a build-up and/or discharge of static electricity be reduced? a. By wearing rubber gloves b. By not allowing your hands to slide on the hand rail c. By grounding yourself and your equipment before opening the gauge/sample hatch and during subsequent operations d. By using stainless steel equipment ให้ตรวจสอบชื่อนามสกุลว่ากรอกครบหรือไหม่ พร้อมกับตรวจข้อสอบว่าเลือกทำครบทุกข้อหรือไม่ ไม่ครบไม่ตรวจนะครับ

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