Test your basic knowledge |

Paper Science Engineering Core Concepts

Subject : engineering
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What percent of World production does the US contribute to Paper/Board?






2. Dark rings in wood are known as what?






3. What are some sizing additives?






4. What does TMP mean?






5. What is the function of Heartwood and Sapwood?






6. Advantages of Mechanical Pulping?






7. What part of wood largely goes into paper?






8. What does SGW mean?






9. What is world production per year of paper/board?






10. What is freeness?






11. What is the largest paperboard grade in the US by weight?






12. Where is black liquor produced and how is it seperated from the pulp?






13. What does CTMP mean?






14. What is the function of the Cambium?






15. Light rings in wood are known as what?






16. What is the purpose of sizing additives?






17. What is the H- factor? What does it tell us?






18. What percentage of the average P&W sheet is Hardwood?






19. What are some strength additives?






20. Define Market Pulp.






21. What are the steps in Chemical pulping?






22. List the 3 types of headboxes.






23. What are some advantages of Semi- chemical pulping?






24. What are some products of Chemical pulping?






25. What are the 3 major grades of paper?






26. What is common filler?






27. What are some products of Recycled Pulping?






28. What is Active Alkali?






29. What are some disadvantages of Chemical pulping?






30. What is the PRIMARY goal of pulping processes?






31. What are the layers of wood fiber - listed from innermost to outermost?






32. What are the steps of Mechanical Pulping?






33. The set up of Evaporators and how it saves steam economy.






34. What percent of Paper and Board in the US is RECOVERED each year?






35. What does the Kappa number indicate?






36. How is brightness measured?






37. What do the stages in DEDED do?






38. What are some roles of the headbox?






39. Disadvantages of recycled pulping?






40. What are the 3 main components of wood and what percentage of wood do they make up?






41. Advantages of recycled pulping?






42. What are some advantages of Chemical pulping?






43. Disadvantages of Mechanical Pulping?






44. What does ECF stand for?






45. What is the per capita paper consumption for the US and China - respectively?






46. List the 3 types of Wet end machines.






47. What are some disadvantages of Semi- chemical pulping?






48. What is Effective Alkali?






49. What do fillers do?






50. Define refining.