, What was added to 5th generation nylon fibers? - ANS Stain resistance
A rotary shampoo machine helps deliver? - ANS Agitation
A single strand of fiber is called a ___ - ANS Filament
A tightly twisted cut pile carpet usually 1/2 to 1" in height is called a ____ - ANS Saxony
Adding a pattern to the carpet after it is made is called ____ - ANS Print dyeing
K
What is not allowed on 5th generation carpeting? - ANS Cationic
C
What might be found around edges, under doorways? - ANS Filtration soil. Black line
Reducing agents remove color by? - ANS Removing oxygen from the dye
LO
Oxidizing agents add color by? - ANS Adding oxygen
Carpet manufacturers require what chemicals on 5th generation nylon to not void warranties -
ANS pH <10. Non-cationic
YC
What causes cellulosic browning? - ANS Over wetting, slow drying, alkalinity and age
Chlorine bleach will dissolve? - ANS Wool and Silk
Common medication that causes color loss it? - ANS Benzoyl Peroxide
D
What are tufted carpet major components? (4) - ANS Pile, Primary backing, Latex adhesive,
2nd Backing
U
During hot water extraction, how is vacuum efficiency measured? - ANS Inches of lift, cubic
feet airflow gauge
ST
Filtration soiling occurs when...? - ANS Concentrated air volume flows through confined space
Fluorochemicals increases what? - ANS Surface tension
What is the primary function of fluorochemicals - ANS Resist penetration and improve vacuum
Coffee and tea are what kind of stains? - ANS Tannin
How big is a micron? - ANS 1 millionth of a meter
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