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 Paper and Board in the US is RECOVERED each year?






2. What does SGW mean?






3. What is the purpose of sizing additives?






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






5. When and where was paper invented?






6. What are the four broad categories of pulping?






7. What do fillers do?






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






9. What do the stages in DEDED do?






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






11. What are the products of Mechanical Pulping?






12. What is brownstock?






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






14. What are the three types of chemical pulping?






15. What is Sulfidity?






16. Advantages of Mechanical Pulping?






17. What are some strength additives?






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






19. What is black liquor?






20. What is the PRIMARY goal of pulping processes?






21. What is a retention additive often used?






22. What is a common wet strength aid?






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






24. What is freeness?






25. What is formation?






26. What part of wood largely goes into paper?






27. Dark rings in wood are known as what?






28. What does TMP mean?






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






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






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






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






33. What are some products of Chemical pulping?






34. Define Market Pulp.






35. What is the function of Bark?






36. What are some sizing additives?






37. What are the 3 major grades of paper?






38. What do retention aids do?






39. What is the primary goal of bleaching?






40. What two ways is kraft pulping performed?






41. What are some disadvantages of Chemical pulping?






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






43. Disadvantages of Mechanical Pulping?






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






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






46. List the 3 types of headboxes.






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






48. What are the steps of Mechanical Pulping?






49. What is common filler?






50. What is the function of Heartwood and Sapwood?