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






2. Advantages of Mechanical Pulping?






3. What two ways is kraft pulping performed?






4. What part of wood largely goes into paper?






5. What are the advantages of Kraft pulping?






6. What is Effective Alkali?






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






8. What does TCF stand for?






9. What percent of Paper and Board in the US is PRODUCED from RECYCLING?






10. How is brightness measured?






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






12. What are the steps of Mechanical Pulping?






13. What is a common wet strength aid?






14. Define Paper.






15. Disadvantages of recycled pulping?






16. What are the steps to recycled pulping?






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






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






19. What is the function of Heartwood and Sapwood?






20. What happens during refining?






21. Disadvantages of Mechanical Pulping?






22. What do retention aids do?






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






24. Define Market Pulp.






25. What are some disadvantages of Chemical pulping?






26. What sets Semi-Chemical pulping apart from Chemical Pulping?






27. Define refining.






28. What is Sulfidity?






29. List the 3 types of Wet end machines.






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






31. List the 3 types of headboxes.






32. What are the three types of chemical pulping?






33. Name the primary purpose of the headbox.






34. What are the 3 major grades of paper?






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






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






37. Define Fluff Pulp.






38. What is common filler?






39. What does ECF stand for?






40. What two types of paperboard are in a typical box?






41. What does PGW mean?






42. When and where was paper invented?






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






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






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






46. What is the PRIMARY goal of pulping processes?






47. Dark rings in wood are known as what?






48. What are the products of Mechanical Pulping?






49. What is Active Alkali?






50. What does TMP mean?