IICRC CCT Study Guide Exam Latest Questions With Correct Answers, Exams of Community Corrections

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IICRC CCT Study Guide Exam Latest Questions

With Correct Answers

What was added to 5th generation nylon fibers? - ✔✔✔ - Stain resistance

A rotary shampoo machine helps deliver? - ✔✔✔ - Agitation

A single strand of fiber is called a ___ - ✔✔✔ - Filament

A tightly twisted cut pile carpet usually 1/2 to 1" in height is called a ____ - ✔✔✔ - Saxony

Adding a pattern to the carpet after it is made is called ____ - ✔✔✔ - Print dyeing

What is not allowed on 5th generation carpeting? - ✔✔✔ - Cationic

What might be found around edges, under doorways? - ✔✔✔ - Filtration soil. Black line

Reducing agents remove color by? - ✔✔✔ - Removing oxygen from the dye

Oxidizing agents add color by? - ✔✔✔ - Adding oxygen

Carpet manufacturers require what chemicals on 5th generation nylon to not void warranties - ✔✔✔

• pH <10. Non-cationic

What causes cellulosic browning? - ✔✔✔ - Over wetting, slow drying, alkalinity and age

Chlorine bleach will dissolve? - ✔✔✔ - Wool and Silk

Common medication that causes color loss it? - ✔✔✔ - Benzoyl Peroxide

What are tufted carpet major components? (4) - ✔✔✔ - Pile, Primary backing, Latex adhesive, 2nd Backing

During hot water extraction, how is vacuum efficiency measured? - ✔✔✔ - Inches of lift, cubic feet airflow gauge

Filtration soiling occurs when...? - ✔✔✔ - Concentrated air volume flows through confined space

Fluorochemicals increases what? - ✔✔✔ - Surface tension

What is the primary function of fluorochemicals - ✔✔✔ - Resist penetration and improve vacuum

Coffee and tea are what kind of stains? - ✔✔✔ - Tannin

How big is a micron? - ✔✔✔ - 1 millionth of a meter

How can most problems on the job site be avoided? - ✔✔✔ - Pre-understanding with the customer

How is fusion bonded carpet created - ✔✔✔ - Tufting between 2 tiles, then cut.

How can I reduce wicking in carpets? - ✔✔✔ - Thorough cleaning with fast dry time

Burn test smell: Celery - ✔✔✔ - Nylon

Burn test: Burnt meat - ✔✔✔ - Acrylic

Burn test: Burning hair - ✔✔✔ - Wool

2. Soil Suspension
3. Extraction
4. Drying

What is the numerical range of the pH scale - ✔✔✔ - 0-

The pH shows relative strength but not the ____ - ✔✔✔ - Concentration or dilution

What % of dry soil is in the carpet? - ✔✔✔ - 74-79%

What are the fundamentals of soil suspension? (4) - ✔✔✔ - Chemicals

Heat

Agitation

Time

What are the 3 categories of soil? - ✔✔✔ - 1. Insoluble

2. Water soluble
3. Solvent soluble

What can cause streaks to occur in carpet cleaning? - ✔✔✔ - Not overlapping strokes, plugged jets, plugged valves

What causes reappearing spots? - ✔✔✔ - Detergent residue or wicking

What changes when indicator dyes appear visible? - ✔✔✔ - Rapid pH change (pH shock)

What color will the carpet be with color loss? - ✔✔✔ - Lighter

What component extends the life of carpet? - ✔✔✔ - Padding

What prevents the dye blockers' ability in 5th generation nylon? - ✔✔✔ - Cationic or ph>

What does heat do for cleaning processes? - ✔✔✔ - Speed it up

What is the most permanent dyeing method? - ✔✔✔ - Solution dyeing (adding color when it is a liquid)

What factors help or hurt the drying process? - ✔✔✔ - Temperature, air flow, humidity

What fiber absorbs the least amount of moisture? - ✔✔✔ - Olefin

Burn test: Orange flame, sputters, smells sweet and fruity - ✔✔✔ - Polyester

What fibers melt instead of burn? - ✔✔✔ - Synthetic

What happens if one fundamental of soil suspension is increased? - ✔✔✔ - Can decrease another component. All add up to 100%

What contributes to browning? - ✔✔✔ - Alkalinity, long drying times

Maximum pH allowed for 5th generation nylon? - ✔✔✔ - 10

Most common cause of delamination - ✔✔✔ - Bad latex adhesive

What is wicking? - ✔✔✔ - Upwards flow of moisture and soil

What man made fiber floats on water and why? - ✔✔✔ - Olefin because it is 0% water absorbent

Which number is stronger pH: 3 or 9 - ✔✔✔ - 3. Furthest from neutral

Which number is stronger ph: 6 or 10 - ✔✔✔ - 10

Which number is an acid? 2, 7, 9, 12 - ✔✔✔ - 2

Why do natural fibers take longer to dry than synthetic fibers? - ✔✔✔ - They are more absorbent (hold more water)

Why is agitation such an important part of thorough cleaning? - ✔✔✔ - It gives energy to the chemicals, distributes chemicals to dirt

Why is it recommended to use soft water with cleaning detergents? - ✔✔✔ - 1/3 Less use of chemicals with soft water

Which fiber will dissolve in formic acid? - ✔✔✔ - Nylon

Wool and silk are damaged by what chemical? - ✔✔✔ - Chlorine bleach/Sodium Hypochlorite

What pre-sprays are essential for every truck mount? (4) - ✔✔✔ - 1. Residential (pH<10)

2. Commercial (pH>10)
3. Wool
4. Green (eco-friendly)

4th and 5th generation nylon is very easy to remove_____ but not _____ - ✔✔✔ - Dirt

Stains/Spills

Polyester is basically stain resistant to everything BUT ____ - ✔✔✔ - Oil

Resists most red stains: Polyester or Nylon? - ✔✔✔ - Polyester

What carpet material can handle the hottest water? - ✔✔✔ - All synthetics

What temperature does water start to kill germs and bacteria - ✔✔✔ - 130 F

____ fibers make up around 97% or all carpet face yarn manufactured in North America - ✔✔✔ - Synthetic

Nylon is about ___% of carpet being sold. - ✔✔✔ - 40%

What is the most popular carpet? - ✔✔✔ - Nylon

Superior clean ability, abrasion resistant and dye ability - ✔✔✔ - Nylon

What was the 1st affordable wall to wall carpet? - ✔✔✔ - Nylon

Most chemicals made from suppliers are made to remove stains from ______ (carpet) - ✔✔✔ - Nylon

Average pressure for average carpet? Truck mount - ✔✔✔ - 300 psi

When would you increase the pressure? Decrease? - ✔✔✔ - Increase: Commercial

Decrease: Loop

What are the 2 types of natural fibers? - ✔✔✔ - Protein and cellulose

What carpets are protein fibers? - ✔✔✔ - Wool and silk

What carpets are cellulosic fibers? - ✔✔✔ - Cotton and jute

Added anti-static core in fiber - ✔✔✔ - 3rd

Which gen nylon? Added fluorochemicals during manufacturing process - ✔✔✔ - 4th

Which gen nylon?

Added acid dye resisters (almost stain resistant) - ✔✔✔ - 5th

Acid dye resisters are ____ so NEVER use ____ - ✔✔✔ - anionic

Cationic

Examples of cationic products? - ✔✔✔ - Biocides, fungicides, bactericides

Polyester comes as a ____ or ____ filament - ✔✔✔ - Continuous

Staple

Where would you see olefin? - ✔✔✔ - Commercial, banquet halls, offices

Olefin attracts ____ - ✔✔✔ - OIL! Oily stains are attracted to it and hard to remove

What kind of lighter do you use for burn test? - ✔✔✔ - Butane odorless

Burn test: Orange rapid burning flame, smells of burning paper - ✔✔✔ - Rayon

Burn test: Orange, sputters out, no smoke, Smells of burning hair - ✔✔✔ - Wool/silk

What will dissolve rayon and cotton? - ✔✔✔ - Sulfuric acid

Burn test: Orange, even burn, NO SMOKE, smells of burning paper - ✔✔✔ - Cotton, jute, sisal

Burn test: White orange sputters, black smoke, smells of burned meat - ✔✔✔ - Acrylic

Burn test: blue base, orange tip, burns evenly, white fluff and no smoke, smells of celery or sealing wax - ✔✔✔ - Nylon

Burn test: blue base/orange tip, burns evenly, no smoke, smells of asphalt or paraffin - ✔✔✔ - Olefin

Burn test: Orange sputters, sooty black smoke, smells sweet and fruity - ✔✔✔ - Polyester

____ can be used or combined with detergents to help break down protein based soils (urine, blood, etc..) - ✔✔✔ - Enzymes

Oxidizers are great on what kind of stains? - ✔✔✔ - Organic. Coffee, blueberries, red wine, tannins

Reducing agents are best at removing what kind of stains? - ✔✔✔ - Man-made dyes. Gatorade, koolaid

Rust removers has a pH as low as ____ and can damage _____ - ✔✔✔ - 2

Glass, skin

______ are products that dissolve other substances - ✔✔✔ - Solvents

____ evaporate very quickly and can remove a variety of oil based spots (solvent) - ✔✔✔ - Volatile Dry Solvents

____ are oily, evaporate slower. Good for removing sticky spots (gum, oil, tar) - ✔✔✔ - Non Volatile Dry Solvent

NVDS must always be flush out as last step with a _____ - ✔✔✔ - VDS.

____ solvents can damage latex during spotting and cause tuft loss or delamination - ✔✔✔ - Dry

_____ dyeing is used for partially made carpet of undid yarn tufted into primary backing - ✔✔✔ - Beck/Piece

Most common dyeing for todays tufted carpets - ✔✔✔ - Continuous

Dyeing used for extruded or spun goods (reel of yarn) - ✔✔✔ - Skein

Dyeing done when fiber polymer and dye are mixed when they are in liquid form prior to extrusion and going into spinneret - ✔✔✔ - Solution dyeing

Which way does olefin have to be dyed? - ✔✔✔ - Solution

Dyeing used for staple fibers before they are made into yarn - ✔✔✔ - Stock

Most common dyeing with natural fibers - ✔✔✔ - Stock

_____ can be applied to nylon fiber aftermarket for stain resistance - ✔✔✔ - Acid Dye resistors

____ are silicone-based liquids that are used in extraction hoses and recovery tanks to reduce foam and suds from building up. - ✔✔✔ - Defoamers

2 types of construction from fiber to filament - ✔✔✔ - Continuous and Staple

Construction from Filaments to Carpet (6 ways) - ✔✔✔ - Tufted

Woven

Fusion bonded

Needle Punched

Flocked

Braided

Fibers pressed into adhesive coating. Carpet tiles - ✔✔✔ - Fusion bonded

Dense mat of filament and back coating - ✔✔✔ - Needle punched

Fibers electrostatically adhered to backing with adhesive - ✔✔✔ - Flocked

Braid sewn together in oval pattern continuing from center to final size - ✔✔✔ - Braided