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 disadvantages of Chemical pulping?






2. What are the steps in Chemical pulping?






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






4. What are the 3 major grades of paper?






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






6. What are the products of Mechanical Pulping?






7. What does SGW mean?






8. What are some products of Chemical pulping?






9. What are some strength additives?






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






11. What are some roles of the headbox?






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






13. What is formation?






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






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






16. What is the primary goal of bleaching?






17. What does ECF stand for?






18. Advantages of Mechanical Pulping?






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






20. Advantages of recycled pulping?






21. What is the function of the Cambium?






22. What is Active Alkali?






23. What does the Kappa number indicate?






24. Define Paper.






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






26. Define refining.






27. What is freeness?






28. What is black liquor?






29. Define Fluff Pulp.






30. What is a common wet strength aid?






31. What is Sulfidity?






32. Define Market Pulp.






33. What are the jobs of the Recovery Boiler?






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






35. List the 3 types of Wet end machines.






36. What is the single product of Semi- chemical pulping?






37. What does TCF stand for?






38. What are some advantages of Chemical pulping?






39. What do the stages in DEDED do?






40. What are some products of Recycled Pulping?






41. What part of wood largely goes into paper?






42. What are the three types of chemical pulping?






43. What is Effective Alkali?






44. What does PGW mean?






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






46. List the 3 types of headboxes.






47. What is brownstock?






48. What is the largest paperboard grade in the US by weight?






49. What is common filler?






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