UFT IICRC 2024-2025 NEWEST EXAM ACTUAL
EXAM 150 VERIFIED QUESTIONS AND
DETAILED CORRECT ANSWERS TOP GRADED
A+.
The strength of a chemical in water
... [Show More] is measure by pH, which can only be measured in
______-based solutions. - ANSWER- Water
The measure of pH indicates the strength of ___________, _______, or _________. -
ANSWER- Alkalkinity
Acidity
Neutrality
Acid solutions have a pH measuring under ___ down to ___. - ANSWER- 7
0
The measure of pH for most soils is _________ _______. - ANSWER- Slightly Acidic
___________ agents and ___________ agents are used for chemical alteration of dye
type stains to eliminate the "visual" aspect of the stain. - ANSWER- Oxidizing
Reducing
Oxidizing agents (bleach) decolorize stains by ___________ oxygen to the stain. -
ANSWER- Adding
Fabrics frequently are made from a blend or combination of _______ . - ANSWERFibers
Natural fibers (rayon, cotton, linen) absorb water and other substances more easily than
synthetic fibers, so they ________ more slowly and ______ more easily. - ANSWERDry
Stain
The cotton plant produces fibers from the ________ ________ of the plant. - ANSWERSeed Pod
Lignin is the binder in cellulose materials that dissolves in water to cause stains called
_____________ - ANSWER- Browning
The flax plant produces ___________ fibers from the ________ of the plant. -
ANSWER- Linen
Stem
Linen is a natural fiber that easily absorbs water and darkens in color from waterbased
solutions, making __________________ procedure more difficult. - ANSWER- Spotting
Rayon cleaning problems can occur that ___________ the texture of fibers, and rayon
fabrics can experience color ____________, or ___________ when wet. - ANSWERChange
Loss
Shrinkage
Rayon loses much of its strength when ________, so it tends to shrink. - ANSWERWet
Rayon can imitate the texture of _______. Velvet fabrics made from rayon should be
______________ after cleaning. - ANSWER- Silk
Groomed
Alkaline residues and over wetting could result in _______________ in rayon fibers. -
ANSWER- Browning
Fibers that easily absorb water and should not be over wetted are: _____________,
and _____________. - ANSWER- Cotton
Rayon
Acetate fibers will dissolve in solvent-based chemicals containing ______________ . -
ANSWER- Acetone
Always clean _______ fibers with cleaning products specifically formulated for
__________ fibers, because they are damaged by high alkaline cleaning products. -
ANSWER- Wool
Wool [Show Less]