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 is brightness measured?






2. What does ECF stand for?






3. What does CTMP mean?






4. What are the advantages of Kraft pulping?






5. What does PGW mean?






6. What is formation?






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






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






9. What is common filler?






10. What are the steps to recycled pulping?






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






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






13. What do fillers do?






14. What is the primary goal of bleaching?






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






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






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






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






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






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






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






22. Define Market Pulp.






23. What does SGW mean?






24. List the 3 types of headboxes.






25. What is black liquor?






26. What is a retention additive often used?






27. What is a common wet strength aid?






28. What is the purpose of sizing additives?






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






30. What are the steps of Mechanical Pulping?






31. Name the primary purpose of the headbox.






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






33. What is Active Alkali?






34. What is brownstock?






35. What are some products of Recycled Pulping?






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






37. What does TMP mean?






38. Dark rings in wood are known as what?






39. What is Effective Alkali?






40. What do retention aids do?






41. List the 3 types of Wet end machines.






42. What are some sizing additives?






43. Define Paper.






44. Define Fluff Pulp.






45. What does the Kappa number indicate?






46. What are the steps in Chemical pulping?






47. Advantages of Mechanical Pulping?






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






49. What is the function of Heartwood and Sapwood?






50. Define refining.