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You may be awarded your The Clean Trust Continuing Education Credits (CECs) for having completed the Basic Carpet Cleaning Skills CD-ROM Course by registering here and completing the following short exam. The serial number of your CD-ROM should be on the inside cover of the CD case, or affixed to the CD sleeve. If you cannot locate your serial number, call (360-696-0602) or e-mail us at T. Hill & Associates for a number.


Today's Date:
Name:
Company:
E-mail Address:
Phone Number:
The Clean Trust Certification #:
CD-ROM Serial #:

There are 40 questions in this exam.
Please complete the entire exam and when finished,
click on the "Click Here to Complete Test" button at the end of the exam.

1. The two main concerns in cleaning natural cellulosic fibers are:
from oxidation of the lignin cellulose and
resulting from the absorbent fibers swelling up from overwetting.

2. Pumping liquid polymer through a spinnerette is known as .


3. Olefin (Polypropylene) is known for its affinity (attraction ) to soil.


4. A single strand of fiber is known as a .


5. Fibers twisted into yarn are given a "memory" through a process known as so they will stay twisted.


6. A is the machine used to weave carpet.


7. The primary caution in cleaning fusion bonded carpet is the use of .


8. The most common type of carpet construction in use today is where the yarns are stitched into a primary backing and held in place by laminating on a using adhesive.


9. Separation of the two backings on a tufted carpet is known as .


10. Nylon & wool are typically dyed using dyes.


11. A plied, moderately twisted, and heat set cut pile texture is .


12. A very tightly twisted carpet texture with a "nubby" appearance is known as .


13. Pooling is an example of distortion in the of the carpet.


14. A loop texture where the tufts are all the same height is called .


15. is a carpet of natural multi-colored earth tones with little or no twist.


16. The primary component of carpet soil is in nature emphasizing the need for vacuuming prior to cleaning.


17. Two words used to describe acid agents are:

or
.


18. When the client asks, "How long will it take to dry?", she really means is:
.


19. Define real carpet soil:



20. The two primary types of soil are:
soil
and
soil.


21. An agent that dissolves something is known as a .


22. The chemical characteristic known as pH is the relative and of a water based agent.


23. Agents registering on the pH scale between 0 &7 are known as .


24. The process of balancing the pH of something in order to clean it out is known as because the object is to bring it to neutral (7) pH.


25. Fast evaporating dry solvents are known as solvents.


26. Enzymes work through a process of .


27. Bonnet cleaning is typically dry in about hours.


28. Rotary Shampoo has no rinse and therefore often results in rapid re-soiling due to .


29. Hot water extraction cleaning is also known as cleaning.


30. Dry time for the Dry Foam Shampoo system is typically about hours.


31. What are the 4 fundamentals of soil suspension?






32. Proper rinsing is an important part of soil removal to insure minimal residue that could result in .


33. What is the name of the The Clean Trust carpet cleaning standard?


34. Non-Volatile dry solvents must be followed by to avoid residue and re-soiling.


35. Water based spots that come from plant sources (juices, coffee, wine, etc) are generally cleaned using agents.


36. Water based spots that come from animal sources (milk, blood, eggs, etc.) are typically spotted using agents.


37. The two categories of bleaches are:

and
.


38. When spotting with a brush, use a action and don't scrub.


39. Animal urine changes from to as it dries and therefore doesn't follow the normal pattern.


40. The Clean Trust Certification must be renewed every .




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