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 are some sizing additives?






2. What is the function of Heartwood and Sapwood?






3. What are the steps of Mechanical Pulping?






4. What two ways is kraft pulping performed?






5. What are some advantages of Chemical pulping?






6. List the 3 types of headboxes.






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






8. What are the products of Mechanical Pulping?






9. What is a common wet strength aid?






10. Advantages of Mechanical Pulping?






11. What are the steps to recycled pulping?






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






13. What does the Kappa number indicate?






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






15. What does PGW mean?






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






17. Name the primary purpose of the headbox.






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






19. What are the advantages of Kraft pulping?






20. What are the four broad categories of pulping?






21. What are the steps in Chemical pulping?






22. Disadvantages of Mechanical Pulping?






23. What is common filler?






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






25. What do the stages in DEDED do?






26. What is the function of Bark?






27. What are the jobs of the Recovery Boiler?






28. What part of wood largely goes into paper?






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






30. What does TCF stand for?






31. What is the purpose of sizing additives?






32. What are some products of Recycled Pulping?






33. Define Fluff Pulp.






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






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






36. What is the PRIMARY goal of pulping processes?






37. Define refining.






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






39. What is Active Alkali?






40. What is the function of the Cambium?






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






42. How is brightness measured?






43. What are some disadvantages of Chemical pulping?






44. Define Market Pulp.






45. What does TMP mean?






46. What are the 3 major grades of paper?






47. What does SGW mean?






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






49. What is the primary goal of bleaching?






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