Carpet Cleaning Technician Exam
Questions and Answers 2024 (Graded A)
What requires longer dry time-natural or synthetic? Why? - Answer -Natural; it is more
absorbent
what is the chemical name for chlorine bleach? - Answer -Sodium Hydrochloride
where do protein fibers come from? - Answer -animals, insects
where do cellulosic fibers come from? - Answer -plants
name 2 protein fibers - Answer -wool/silk
name 2 cellulosic fibers - Answer -cotton and jute
what can cause cellulosic browning - Answer -mositure absorbed by cotton releasing
lingin which will wick upwards and create brown out
which cleaning materials will clean brown out better? Acid or Alkaline? - Answer -Acid
ability for carpet to retain it's shape and size - Answer -dimensional stability
when a material gets smaller - Answer -shrinkage
what is the oldest known carpet fiber - Answer -wool, 2000B.C.
ability for carpet to bounce back to original shape - Answer -resiliency
what fiber has natural resiliency - Answer -wool
what are the pH guidelines for wool? - Answer -4.5-8.5
what can damage wool carpets? - Answer -over agitation, insects, bleach, direct
sunlight
which fiber is flame/fire resistant - Answer -wool/silk
,which fiber is a synthetic replacement for wool - Answer -Acrylic
what are 3 examples of synthetic fibers - Answer -olefin, polyester, and nylon
what are synthetic fibers commonly known as - Answer -extruded fibers
what is a single strand of fiber - Answer -filament
what are the two designs of synthetic fiber - Answer -staple and continuous
one large continuous piece of synthetic fiber - Answer -Bulk continuous fiber(BCF)
synthetic fiber that is cut into small pieces about 6"-12" in length - Answer -staple fiber
when 2 or more filaments are twisted together - Answer -plied yarn single
what is the least absorbent synthetic fiber - Answer -olefin
what is another name for olefin - Answer -polypropylene
are olefin fibers heat sensitive - Answer -yes
do olefin fibers have good resiliency - Answer -no they have very low resiliency
what is olefin attracted to - Answer -oily soils
where should polyester carpet be installed? - Answer -due to low resiliency, it should be
installed in low traffic areas
what is polyester carpet made from - Answer -recycled plastic bottles
compacted and tangled fibers - Answer -matting
ease of clean, more aggressive cleaning, don't exceed 10pH - Answer -Nylon Fiber
makes carpet with stain blocker turn yellow; can be seen with UV light - Answer -optical
brighteners
how many generation of nylon - Answer -5
1st generation nylon - Answer -fillament was round
2nd generation of nylon - Answer -fillament was different shape
3rd generation of nylon - Answer -carbon fillament
, 4th generation of nylon - Answer -floral chemical
5th generation of nylon - Answer -stain blocker
most common synthetic fiber used for residential carpet - Answer -nylon
what types of dyes are used for nylon - Answer -acid dyes; same for food dyes
how can acid dyes blockers or dye sites be damaged - Answer -use chemical over
10pH, walk on it, chemical cationic
stain resistant warranty will cover what types of spills? - Answer -common food or
beverage
what charge does cationic have? - Answer -positive
what charge does anionic have - Answer -negative
name several cationic products - Answer -cleaners, deodorizer, biocides, pesticides,
fabric softener, anti static treatments
during burn test what color is nylon smoke? - Answer -blue base with orange tip, burns
evenly
during burn test what smell does nylon have? - Answer -celery or wax
during burn test what ash does nylon have? - Answer -round, hard, grey black bead
how many types of fiber tests are there - Answer -3, burn test, chemical test, float test
what is the chemical test for nylon - Answer -formic
what fiber is dissolved in sodium Hydrochloride - Answer -wool/silk
which fiber floats - Answer -olefin
why don't use matches for burn test - Answer -have sulfur odor which can interfere with
test
pigment color chips added to liquid polymer solution before the filaments are extruded
from the spinnerets - Answer -solution dyeing
fiber stock is dyed in a presented vat. fiber is usually blended and carded prior to
spinning to provide an even color - Answer -stock dyeing
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