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 is the single product of Semi- chemical pulping?






2. What does PGW mean?






3. What are the products of Mechanical Pulping?






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






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






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






7. Light rings in wood are known as what?






8. What do fillers do?






9. What are the steps of Mechanical Pulping?






10. Disadvantages of recycled pulping?






11. What does SGW mean?






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






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






14. What are the steps to recycled pulping?






15. Define Market Pulp.






16. What do the stages in DEDED do?






17. What are some advantages of Chemical pulping?






18. Advantages of Mechanical Pulping?






19. What does CTMP mean?






20. Dark rings in wood are known as what?






21. Advantages of recycled pulping?






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






23. What does the Kappa number indicate?






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






25. What is the primary goal of bleaching?






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






27. What are the steps in Chemical pulping?






28. What are the 3 major grades of paper?






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






30. When and where was paper invented?






31. What are the three types of chemical pulping?






32. What is the purpose of sizing additives?






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






34. What are some products of Recycled Pulping?






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






36. What are some strength additives?






37. What is a retention additive often used?






38. What is Active Alkali?






39. What is black liquor?






40. Name the primary purpose of the headbox.






41. How is brightness measured?






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






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






44. What two ways is kraft pulping performed?






45. What are the four broad categories of pulping?






46. Define refining.






47. What part of wood largely goes into paper?






48. What is freeness?






49. What does ECF stand for?






50. What is brownstock?