ThatQuiz Test Library Take this test now
How to tan leather - Quiz
Contributed by: Sadler
  • 1. What is the primary purpose of tanning leather?
A) To remove all hair
B) To make it shiny
C) To change its color
D) To prevent decomposition
  • 2. Which of these is NOT a common tanning agent?
A) Sugar
B) Vegetable tannins
C) Chromium salts
D) Aluminum salts
  • 3. What is the first step in most tanning processes?
A) Dyeing
B) Finishing
C) Tanning
D) Curing
  • 4. What does 'curing' primarily involve?
A) Softening the leather
B) Stretching the leather
C) Preserving the hide
D) Adding color
  • 5. Which curing method uses salt?
A) Air drying
B) Pickling
C) Salt curing
D) Smoking
  • 6. What is 'deliming' in leather tanning?
A) Removing lime
B) Adding lime
C) Adding fat
D) Removing hair
  • 7. What is a common vegetable tanning material?
A) Petroleum
B) Cement
C) Oak bark
D) Plastic
  • 8. Which type of tanning is known for its speed and stability?
A) Chrome tanning
B) Brain tanning
C) Oil tanning
D) Vegetable tanning
  • 9. What color is leather typically after chrome tanning?
A) Black
B) Red
C) Brown
D) Blue-grey
  • 10. What is 'fatliquoring' used for?
A) Waterproofing the leather
B) Softening the leather
C) Hardening the leather
D) Adding color to the leather
  • 11. What is staking in leather making?
A) Mechanical softening
B) Removing the hair
C) Applying a finish
D) Applying dyes
  • 12. What does the term 'crust' refer to in leather production?
A) Finished leather
B) Partially dried leather
C) Leather scraps
D) Raw hide
  • 13. Which of these is a type of fish oil used in tanning?
A) Olive oil
B) Motor oil
C) Vegetable oil
D) Cod liver oil
  • 14. What is the purpose of 'sammying'?
A) Adding color
B) Removing wrinkles
C) Reducing moisture
D) Adding moisture
  • 15. What is a common method of applying dyes to leather?
A) Spray painting
B) Airbrushing
C) Drum dyeing
D) Pouring
  • 16. What does 'full grain' leather refer to?
A) Split hide
B) Top layer of hide
C) Bottom layer of hide
D) Reconstituted leather
  • 17. Which tanning method is known for producing very soft and supple leather?
A) Vegetable tanning
B) Mineral tanning
C) Chrome tanning
D) Brain tanning
  • 18. What is the main difference between top-grain and split leather?
A) Split leather is stronger
B) Split leather is more expensive
C) They are the same thing
D) Top-grain includes the grain layer
  • 19. What is 'case hardening' in leather?
A) Waterproofing
B) Adding metal
C) Dry outer layer
D) Hardening the entire leather
  • 20. What is commonly used to neutralize leather after vegetable tanning?
A) Nitric acid
B) Sulfuric acid
C) Hydrochloric acid
D) Sodium bicarbonate
  • 21. What is 'boarding' leather?
A) Preparing the leather for dyeing
B) Creating a grain pattern
C) Cutting the leather
D) Sewing the leather
  • 22. What type of leather is traditionally used for saddles and belts?
A) Vegetable-tanned
B) Oil-tanned
C) Chrome-tanned
D) Brain-tanned
  • 23. What does 'retanning' involve?
A) Second tanning process
B) First tanning process
C) Finishing process
D) Dyeing process
  • 24. What is the purpose of using a glazing jack?
A) Stretching the leather
B) Polishing the leather
C) Cutting the leather
D) Sewing the leather
  • 25. Which tanning method relies on aldehyde compounds?
A) Oil tanning
B) Chrome tanning
C) Aldehyde tanning
D) Vegetable tanning
  • 26. What is the purpose of 'crusting' the leather?
A) Making the leather waterproof
B) Adding color to the leather
C) Removing hair from the leather
D) Drying the leather
  • 27. What tool is used to split leather into different thicknesses?
A) Embossing machine
B) Cutting machine
C) Splitting machine
D) Sewing machine
  • 28. What is the purpose of using wax on finished leather?
A) Softening the leather
B) Enhancing shine and protection
C) Adding color
D) Removing stains
  • 29. Which type of tanning is the most environmentally friendly?
A) Vegetable tanning
B) Synthetic tanning
C) Aldehyde tanning
D) Chrome tanning
  • 30. What is 'buffing' leather used for?
A) Adding color
B) Removing moisture
C) Smoothing the surface
D) Stretching the leather
Created with That Quiz — where a math practice test is always one click away.