IICRC - Leather Cleaning Technician - Full Test Guide 2024.
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Course
IICRC
Institution
IICRC
IICRC - Leather Cleaning Technician - Full Test Guide 2024.IICRC - Leather Cleaning Technician - Full Test Guide 2024.IICRC - Leather Cleaning Technician - Full Test Guide 2024.
,1. What is the primary chemical process involved in the tanning of
leather?
A) Oxidation
B) Reduction
C) Hydrolysis
D) Polymerization
Correct Answer: C) Hydrolysis
2. Which of the following is NOT a common method for
identifying leather types?
A) Burn test
B) Water absorption test
C) Visual inspection
D) DNA sequencing
Correct Answer: D) DNA sequencing
3. When cleaning aniline leather, which of the following products
should be avoided due to potential discoloration?
A) Saddle soap
B) Neutral pH-balanced cleaner
, C) Alkaline cleaner
D) Leather conditioner
Correct Answer: C) Alkaline cleaner
4. What is the recommended pH range for cleaning solutions used
on most leather types?
A) 2-3
B) 4-5
C) 6-7
D) 8-9
Correct Answer: C) 6-7
5. In leather restoration, what is the purpose of a 'fatliquor'?
A) To remove grease stains
B) To restore suppleness
C) To alter color
D) To increase stiffness
Correct Answer: B) To restore suppleness
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