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 Effective Alkali?






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






3. What are some products of Recycled Pulping?






4. Define Market Pulp.






5. What is black liquor?






6. Name the primary purpose of the headbox.






7. When and where was paper invented?






8. Dark rings in wood are known as what?






9. Define Fluff Pulp.






10. Define refining.






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






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






13. What does ECF stand for?






14. What are some sizing additives?






15. What is Sulfidity?






16. Disadvantages of recycled pulping?






17. What is a retention additive often used?






18. What is the purpose of sizing additives?






19. What is the PRIMARY goal of pulping processes?






20. What does CTMP mean?






21. What are the three types of chemical pulping?






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






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






24. What are some strength additives?






25. What are the steps in Semi-Chemical Pulping?






26. Advantages of recycled pulping?






27. What percent of Paper and Board in the US is RECOVERED each year?






28. Advantages of Mechanical Pulping?






29. What part of wood largely goes into paper?






30. What is a common wet strength aid?






31. What does SGW mean?






32. What does TMP mean?






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






34. List the 3 types of headboxes.






35. What are some advantages of Chemical pulping?






36. Light rings in wood are known as what?






37. What does TCF stand for?






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






39. What happens during refining?






40. What are the four broad categories of pulping?






41. What does the Kappa number indicate?






42. How is brightness measured?






43. What is the primary goal of bleaching?






44. What does PGW mean?






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






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






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






48. What do the stages in DEDED do?






49. What is the function of the Cambium?






50. What are the advantages of Kraft pulping?