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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 is the purpose of sizing additives?






2. What does TMP mean?






3. What is the function of Heartwood and Sapwood?






4. What two ways is kraft pulping performed?






5. List the 3 forces of wet end water removal.






6. What is the largest paper grade in the US by weight?






7. Define Fluff Pulp.






8. Advantages of Mechanical Pulping?






9. When and where was paper invented?






10. What are the three big steps to Chemical recovery?






11. What does TCF stand for?






12. List the 3 types of Wet end machines.






13. How much Paper/Board is produced in the US a year?






14. What is Effective Alkali?






15. What percent of World production does the US contribute to Paper/Board?






16. Dark rings in wood are known as what?






17. What are the advantages of Kraft pulping?






18. What does SGW mean?






19. What percentage of US production do P&W - Board - and Tissue compose?






20. What are the steps of Mechanical Pulping?






21. How is brightness measured?






22. What percentage of the average P&W sheet is Softwood?






23. What are some disadvantages of Chemical pulping?






24. What are the three types of chemical pulping?






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






26. How many times can a fiber be recycled before it is completely destroyed typically?






27. What do the stages in DEDED do?






28. Advantages of recycled pulping?






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






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






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






32. What are some sizing additives?






33. Light rings in wood are known as what?






34. List the 3 types of headboxes.






35. What are some products of Chemical pulping?






36. What are some roles of the headbox?






37. What is the function of the Cambium?






38. What is Active Alkali?






39. What does ECF stand for?






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






41. What is Sulfidity?






42. Define Market Pulp.






43. What happens during refining?






44. Disadvantages of Mechanical Pulping?






45. Define Paper.






46. What does PGW mean?






47. What is the single product of Semi- chemical pulping?






48. What are the four broad categories of pulping?






49. What is formation?






50. What are some products of Recycled Pulping?







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