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. 5.59 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 2. 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. 3. 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 4. 5.54 What is the normal oxygen content of the air? a. 15.1% b. 19.1% c. 20.9% d. 25.9% 5. 5.55 Which of the following conditions can cause false readings on an explosion meter? a. Low hydrocarbon vapor content b. High moisture content c. Low oxygen content d. Both b. and c. are correct 6. 5.16 Corrosive liquids will directly injure the body tissue on contact. a. True b. False 7. 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 8. 5.18 A hard hat s most important feature, when worn, is the distance between the shell and the wearer s head. a. True b. False 9. 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 10. 5.69 Hydrogen sulfide may be present in all petroleum products, crude oil and many types of petrochemicals. a. True b. False 11. 5.74 When working in an environment suspected of containing H2S, personal monitors must show a level below (or provide an alarm at) what limit? a. 5 ppm (10 ppm in USA) b. 1 ppm (2 ppm in USA) c. 15 ppm (20 ppm in USA) d. 0.1 ppm (0.2 ppm in USA) 12. 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 13. 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 14. 5.75 Organic filter respirators are sufficiently effective in a hydrogen sulphide atmosphere to be used for escape purposes. a. True b. False 15. 5.48 What do the initials LEL stand for? a. Low explosion location b. Low environmental levels c. Lower environmental level Lower explosive limit 16. 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 17. 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 18. 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 19. 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% 20. 5.86 What is the principal limitation of a filter or cartridge respirator? a. It does not supply oxygen b. The face piece tends to fog up c. The expense to replace the cartridges d. Keeping the face piece from sweating up 21. 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 22. 5.44 Before entering a confined space, which tests are required? a. Oxygen content b. Lower explosive limit c. Toxic vapour testing d. Answers a., b. and c. are all correct 23. 5.22 When using a metal tape to gauge a tank, the tape should always stay in contact with the gauge hatch. a. True b. False 24. 5.33 Shipping declaration forms are required whenever a hazardous material is transported on a public road or highway. a. True b. False 25. 5.72 What is the most hazardous component of many crude oils? a. Benzene b. Toluene c. Xylene d. Hydrogen sulfide 26. 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 27. 5.85 When working you must always wear a H2S monitor. a. True b. False 28. 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 29. 5.26 A portable electronic thermometer should always be grounded after the probe has been lowered into the liquid. a. True b. False 30. 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 ให้ตรวจสอบชื่อนามสกุลว่ากรอกครบหรือไหม่ พร้อมกับตรวจข้อสอบว่าเลือกทำครบทุกข้อหรือไม่ ไม่ครบไม่ตรวจนะครับ

1. ข้อสอบมาตรฐานที่ 2 การพัฒนาหลักสูตร

2. ข้อสอบภาษาอังกฤษ ป.5

3. การบวกจำนวนเต็ม

4. การผลิตและการบริโภค ป.6