IICRC CCT CARPET CLEANING TECHNICIAN
EXAM PREP 2026 QUESTIONS WITH
SOLUTIONS UPDATED STUDY GUIDE
◉ The chemical name for chlorine bleach is. Answer: Sodium
hydrochlorite
◉ Protein fibers come from.... Answer: Animals
◉ Cellulosic fibers come from.... Answer: Plants
◉ A single strand of fiber is called a.... Answer: filament
◉ When two or more carbon fibres are combined, it is referred to as a
_____ yarn. Answer: Plied
◉ Wool and silk are _______ fibers. Answer: Protein
◉ Cotton and jute are __________ fibers. Answer: Cellulosic
,◉ The carpet fiber that dates back to 2000 B.C. is called ____. Answer:
Wool
◉ What is the oldest known carpet fiber?. Answer: Wool
◉ What fiber has natural resiliency and why?. Answer: Wool, because it
has a natural crimp.
◉ A 4.5-8.5 pH is recommended for what protein fiber?. Answer: Wool
◉ Carpet fibers ability to bounce back in the traffic areas is called....
Answer: Resiliency
◉ Cellulosic browning can only occur in carpets that have.... Answer:
Natural fibers in the backing structure
◉ What substance causes cellulosic browning in natural fibers?.
Answer: Lignin
◉ What fiber is naturally fire/flame resistant?. Answer: Wool
◉ This fiber has an odor of burning hair. Answer: Wool
, ◉ 4.5-8.5 pH are the guidelines for this type of carpet that are still under
warranty. Answer: Wool
◉ Another name for chlorine bleach is. Answer: Sodium hypochlorite
◉ What synthetic fiber is a replacement for wool?. Answer: Acrylic
◉ This type of test is an easy way to identify natural and synthetic
fibers. Answer: Burn test
◉ What synthetic chemical residue in a carpet can be detected with a
UV light and fluoresces to a blue-white color?. Answer: Optical
brightener
◉ "Bulk continuous filament" (BCF) and "staple" are two types of.....
Answer: Carpet yarn
◉ What carpet is commonly made from recycled plastic bottles that is
also known as polyester?. Answer: PET
◉ What is the most common synthetic fibre used for residential
carpeting?. Answer: Nylon
EXAM PREP 2026 QUESTIONS WITH
SOLUTIONS UPDATED STUDY GUIDE
◉ The chemical name for chlorine bleach is. Answer: Sodium
hydrochlorite
◉ Protein fibers come from.... Answer: Animals
◉ Cellulosic fibers come from.... Answer: Plants
◉ A single strand of fiber is called a.... Answer: filament
◉ When two or more carbon fibres are combined, it is referred to as a
_____ yarn. Answer: Plied
◉ Wool and silk are _______ fibers. Answer: Protein
◉ Cotton and jute are __________ fibers. Answer: Cellulosic
,◉ The carpet fiber that dates back to 2000 B.C. is called ____. Answer:
Wool
◉ What is the oldest known carpet fiber?. Answer: Wool
◉ What fiber has natural resiliency and why?. Answer: Wool, because it
has a natural crimp.
◉ A 4.5-8.5 pH is recommended for what protein fiber?. Answer: Wool
◉ Carpet fibers ability to bounce back in the traffic areas is called....
Answer: Resiliency
◉ Cellulosic browning can only occur in carpets that have.... Answer:
Natural fibers in the backing structure
◉ What substance causes cellulosic browning in natural fibers?.
Answer: Lignin
◉ What fiber is naturally fire/flame resistant?. Answer: Wool
◉ This fiber has an odor of burning hair. Answer: Wool
, ◉ 4.5-8.5 pH are the guidelines for this type of carpet that are still under
warranty. Answer: Wool
◉ Another name for chlorine bleach is. Answer: Sodium hypochlorite
◉ What synthetic fiber is a replacement for wool?. Answer: Acrylic
◉ This type of test is an easy way to identify natural and synthetic
fibers. Answer: Burn test
◉ What synthetic chemical residue in a carpet can be detected with a
UV light and fluoresces to a blue-white color?. Answer: Optical
brightener
◉ "Bulk continuous filament" (BCF) and "staple" are two types of.....
Answer: Carpet yarn
◉ What carpet is commonly made from recycled plastic bottles that is
also known as polyester?. Answer: PET
◉ What is the most common synthetic fibre used for residential
carpeting?. Answer: Nylon
