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UFT IICRC Exam 2023-2024 Questions and answers with 100% correct solutions A+ Grade, Exams of Water and Wastewater Engineering

UFT IICRC Exam 2023-2024 Questions and answers with 100% correct solutions A+ Grade

Typology: Exams

2023/2024

Available from 11/19/2024

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UFT IICRC Exam 2023-2024 Questions and
answers with 100% correct solutions A+ Grade
1. Fabrics frequently are made from a blend or combination of --- ✔✔Fibers
2. Natural fibers (rayon, cotton, linen) absorb water and other substances more easily than synthetic
fibers, so they --- more slowly and --- more easily. ✔✔1) Dry 2) Stain
3. The cotton plant produces fibers from the --- --- of the plant. Seed Pod
4. Lignin is the binder in cellulose materials that dissolves in water to cause stains Called ---- ----.
✔✔Cellulosic Browning
5. The flax plant produces --- fibers from the --- of the plant. ✔✔1) Linen 2) Stem
6. Linen is a natural fiber that easily absorbs water and darkens in color from water based solutions,
making --- procedure more difficult. ✔✔Cleaning.
7. Rayon is a man-made fiber manufactured with cellulose, so it should be --- like cellulose materials.
✔✔Cleaned
8. Rayon is loses much of its strength when --- so it tends to shrink. ✔✔Wet
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UFT IICRC Exam 2023-2024 Questions and

answers with 100% correct solutions A+ Grade

  1. Fabrics frequently are made from a blend or combination of --- ✔✔Fibers
  2. Natural fibers (rayon, cotton, linen) absorb water and other substances more easily than synthetic

fibers, so they --- more slowly and --- more easily. ✔✔1) Dry 2) Stain

  1. The cotton plant produces fibers from the --- --- of the plant. ✔✔Seed Pod
  2. Lignin is the binder in cellulose materials that dissolves in water to cause stains Called ---- ----.

✔✔Cellulosic Browning

  1. The flax plant produces --- fibers from the --- of the plant. ✔✔1) Linen 2) Stem
  2. Linen is a natural fiber that easily absorbs water and darkens in color from water based solutions,

making --- procedure more difficult. ✔✔Cleaning.

  1. Rayon is a man-made fiber manufactured with cellulose, so it should be --- like cellulose materials.

✔✔Cleaned

  1. Rayon is loses much of its strength when --- so it tends to shrink. ✔✔Wet
  1. Rayon is a man-made fiber manufactured with cellulose materials that are dissolved in --- ---.

✔✔Alkaline Products

  1. Alkaline residues and over wetting could result in --- in rayon fibers. ✔✔Browning
  2. Fibers that easily absorb water and should not be over wetted are: --- and ---. ✔✔1) Rayon 2) Cotton
  3. Acetate fibers will dissolve in solvent-based chemicals containing ---. ✔✔Acetate
  4. Always clean --- fibers with cleaning products specifically formulated for --- fibers, because they are

damaged by high alkaline cleaning products. ✔✔1) Wool 2) Wool

  1. Two fibers are protein fibers being made from animals or insect: --- and ---.
  1. Wool 2) Silk
  1. Alkaline solutions damage the outer layer of the wool fiber which is known as the ---. ✔✔Cuticle
  2. The protein fiber that comes from the cocoon of worms is ---. ✔✔Silk
  3. Silk is damaged by --- making it brittle. ✔✔Perspiration
  4. Polyester fibers used in upholstery release water readily and do not absorb water easily so polyester

dries ---. ✔✔Quickly

  1. Yarns are woven lengthwise and across. The lengthwise yarns are called --- ---. ✔✔Warp Yarn
  2. The word satin is used to describe a --- ---. ✔✔Weaving Process
  3. The weaving process where some yarns "float" over multiple opposing yarns is called --- ---.

Satin

Weave

  1. Jacquard weaves are produced on a loom using --- --- or --- ---. ✔✔1) Punch Card 2) Computer

Program

  1. Velvets are fibers woven in a manner to produce a luxurious appearance, so "Velvet" is the name of

a ---.

Weave

  1. Flocked velvet are fibers attached to an adhesive, and can be damaged by --- --- used on tufted

velvet. ✔✔Carding Brushes

  1. Quilted fabrics create puffy area of raised appearance by sewing together two or three --- of fabric.

✔✔Layers

  1. Fabric that is treated with a shiny finish or luster is described as --- or ---. ✔✔1) Glazed 2) Polished
  2. Body oils and abrasive wear can weaken glazed and polished finishes and cause damage that is

noticed when --- are removed. ✔✔Soils

  1. All colors are created by combining the three primary colors: --- --- and ---. ✔✔1) Red 2) Blue 3)

yellow

  1. Dye can be applied to fabrics after they are woven. The process is called --- ---. ✔✔Piece Dying
  2. Color bleeding of dyes commonly occurs around --- --- and ---. ✔✔1) Buttons 2) Seams 3) Piping
  3. When colors migrate in a liquid from one area of a fabric to another the damage is Called ---.

✔✔Bleeding

  1. When colors transfer from a fabric to another fabric because of cleaning agitation the damage is

called ---.

Crocking

  1. Color loss caused in fabrics by sunlight or soiling is permanent damage called ---. ✔✔Fading
  2. The IICRC $300 Upholstery Cleaning Standard recommends upholstery be cleaned every --- to ---

months. ✔✔12 to 24

  1. Cushion foam made of natural latex will degrade in quality over time allowing it to harden --- --- and

---. ✔✔1) Turn Yellow 2) Harden

  1. Excessive soiling can damage fabrics causing permanent --- or ---. ✔✔1) Stains 2) Discoloration
  1. A chemical test that applies 6% chlorine bleach will dissolve --- fibers. ✔✔Wool
  2. A chemical test that applies formic acid will dissolve --- fibers. ✔✔Nylon
  3. A chemical test that applies acetone will dissolve --- fibers. ✔✔Acetate
  4. Technicians may have difficulty identifying the type of fiber in fabrics that contain --- of fibers.

✔✔Blend

  1. When testing a fabric with a water-based cleaning product the test for dye bleeding and

colorfastness is not certain until the fabric is --- ---. ✔✔Completely Dry

  1. Most soluble soils in fabrics that have experienced "normal use" are --- soluble and can be --- cleaned.

✔✔1) Water 2) Wet

  1. Dry solvent-based cleaning solutions are applied to remove oily soils like --- and --- ---. ✔✔1)

Petroleum 2) Body Oils

  1. The first principle of cleaning applies to insoluble particulate soils which are best removed by --- --- ---.

Dry Soil Removal

  1. Soils are suspended or loosened from fibers by four fundamental elements: --- --- --- and ---. ✔✔1)

Chemical 2) Heat 3) agitation 4)Time

  1. Increasing the temperature of water-based cleaning products will ---surface tension of the water to

allow better penetration into materials.=Decrease ✔✔

  1. A surfactant is a --- used to --- the surface tension of water. ✔✔1) Chemical 2) Reduce
  2. The strength of a chemical in water is measure by pH which can only be measured in ----based

solutions. ✔✔Water

  1. The measure of pH indicates the strength of --- --- or ---. ✔✔1)Alkalinity 2) Acidity 3) Nuetrality
  2. Acid solutions have a pH measuring under --- down to ---. ✔✔1) 7 2) 0
  3. The measure of pH for most soils is --- ---.

Slightly Acid

  1. Oxidizing agents (bleach) decolorize stains by ---oxygen to the stain. ✔✔Adding
  2. The fibers of cotton and linen fabrics can be damaged by hydrogen peroxide solutions --- than --- %.

✔✔1) Stronger 2) 3%.

  1. A poisonous gas is created when chlorine bleach is mixed with ---.

Ammonia

  1. Oily soils that will not dissolve in water might dissolve in a --- --- ---. ✔✔Dry Cleaning Solvent
  1. Protein stains are caused by "soils" like --- --- --- and ---. ✔✔1) Blood 2) Milk 3) Egg 4) Urine
  2. When treating most spots especially spots with unknown soils first apply a --- --- ---. ✔✔Volatile Dry

Solvent

  1. Rust removers based on --- --- can --- skin. ✔✔1)Hydrofluoric acid 2) burn
  2. To agitate a spotting agent into a fabric and not distort the fabric use a --- --- and tamp with an --- and

--- motion. ✔✔1) Tamping Brush 2) Up and Down

  1. Fabrics can re-soil or spots reappear when soils or spotting chemicals are not --- ---. ✔✔Removed

Completely

  1. Remove grease spots by applying a --- --- --- tamp then --- with a towel. ✔✔1) Volatile Dry Solvent 2)

Blot

  1. After spotting with an acid rust remover rinse thoroughly with an --- product to neutralize.

✔✔Alkaline

  1. Both silicone-based and fluorochemical-based protectors resist water spills but only the --- -based

protector repels oily spills. ✔✔Fluorochemical

  1. The effective tool to use to remove pills from fabrics is the --- ---. ✔✔Electric Shaver
  1. To vacuum hard to reach areas attach a --- --- to the vacuum hose. ✔✔Crevice Tool
  2. The brush used when cleaning velvet fabrics is called the --- brush or -- - brush. ✔✔1) Carting Brush
  1. Finishing Brush
  1. Electrical equipment must be properly --- for safety protection. ✔✔Grounded
  2. When mixing cleaning products, check the product label for recommended --- ratios. ✔✔Dilution
  3. Protect the customer's flooring when you clean upholstery on location by placing the items to be

cleaned on a --- ---. ✔✔Drop Cloth

  1. Protect the platform (deck) of the upholstery from watermarks by --- ---the surface.

Evenly

Dampening

  1. Before you begin cleaning, talk with the customer about the results of --- and --- ---. ✔✔1) Pre-

inspection 2) Fabric Testing

  1. When you clean upholstery on location, clean the cushions on a --- --- or on a --- ---. ✔✔1) Drop Cloth
  1. Work Table
  1. When using vacuum strokes to remove moisture from fabrics focus on the --- And --- which are often

over wetted. ✔✔1) Seams 2) Welts

  1. Sensitive dyes that might bleed should be treated with an --- --- and dried ---. ✔✔1) Acid Rinse 2)

Quickly

  1. The Dry Cleaning method can be effective for light soiling, but only moderately effective for --- ---.

✔✔Heavy Soiling

  1. Dry solvents can release volatile organic compounds (VOCs). Technicians must wear respirators with

--- cartridges. ✔✔Organic

  1. Dry solvents can be disposed of only in --- disposal sites. ✔✔Approved
  2. Wet cleaning is usually effective on --- - --- walls and partitions. ✔✔Fabric-Covered
  3. A common cause of cellulosic browning is --- --- fabrics and drying cleaned fabrics too ---. ✔✔1) Over

Wetting 2) SLow

  1. Browning is a problem with Haitian cotton because of the vegetable and foreign material which is not

--- ---of the cotton. ✔✔Processed Out

  1. Neutralize chlorine bleach with a --- ---to avoid more bleeding of dyes.

Reducing Agent

  1. Damage to dyes resulting in discoloration is possible from benzoyl peroxide present in --- ---. ✔✔Acne

Medicines

  1. Natural fibers absorb excess moisture from over wetting and swelling causing --- in the fabric.

✔✔Shrinkage

  1. Remove watermarks (rings) by --- --- the entire area of a fabric or by --- with an oxidizing agent. ✔✔1)

Wet Cleaning 2) Bleaching

Wool Burn Test ✔✔- Orange Flame

-Smells like burning hair

-Crumbly ash

rayon burn test ✔✔-Orange Flame

-Smells like burning paper

-no ash, no bead, slow burning ember with a rapid burning flame

Cotton Burn Test ✔✔- Yellow flame with gray ash

  • smells like burning paper

-gray ash

acetate burn test ✔✔-Sizzles when burning

-Smells like Acetic Acid

-black bead ash

Acrylic Burn Test ✔✔-White-orange flame that sputters black

Natural protein fibers ✔✔Wool and Silk

Synthetic Regenerated fibers ✔✔Fibers that started out natural, but have been significantly altered by

chemical processes

-Rayon

-Acetate

Synthetic Thermoplastic fibers ✔✔Polyester, Acrylic, Olefin (Polyproplyn), and Nylon

staple fibers ✔✔short fibers measured in inches or centimeters