A) To make it shiny B) To prevent decomposition C) To change its color D) To remove all hair
A) Vegetable tannins B) Chromium salts C) Aluminum salts D) Sugar
A) Dyeing B) Curing C) Finishing D) Tanning
A) Softening the leather B) Adding color C) Stretching the leather D) Preserving the hide
A) Air drying B) Salt curing C) Pickling D) Smoking
A) Removing lime B) Adding fat C) Removing hair D) Adding lime
A) Oak bark B) Petroleum C) Cement D) Plastic
A) Oil tanning B) Chrome tanning C) Vegetable tanning D) Brain tanning
A) Brown B) Blue-grey C) Black D) Red
A) Adding color to the leather B) Waterproofing the leather C) Hardening the leather D) Softening the leather
A) Mechanical softening B) Removing the hair C) Applying dyes D) Applying a finish
A) Finished leather B) Leather scraps C) Raw hide D) Partially dried leather
A) Vegetable oil B) Olive oil C) Motor oil D) Cod liver oil
A) Adding color B) Reducing moisture C) Removing wrinkles D) Adding moisture
A) Drum dyeing B) Spray painting C) Airbrushing D) Pouring
A) Split hide B) Bottom layer of hide C) Top layer of hide D) Reconstituted leather
A) Brain tanning B) Vegetable tanning C) Chrome tanning D) Mineral tanning
A) Split leather is more expensive B) Top-grain includes the grain layer C) Split leather is stronger D) They are the same thing
A) Hardening the entire leather B) Adding metal C) Dry outer layer D) Waterproofing
A) Nitric acid B) Sodium bicarbonate C) Hydrochloric acid D) Sulfuric acid
A) Sewing the leather B) Preparing the leather for dyeing C) Cutting the leather D) Creating a grain pattern
A) Oil-tanned B) Chrome-tanned C) Vegetable-tanned D) Brain-tanned
A) Finishing process B) Second tanning process C) Dyeing process D) First tanning process
A) Stretching the leather B) Sewing the leather C) Cutting the leather D) Polishing the leather
A) Aldehyde tanning B) Oil tanning C) Vegetable tanning D) Chrome tanning
A) Adding color to the leather B) Removing hair from the leather C) Drying the leather D) Making the leather waterproof
A) Cutting machine B) Splitting machine C) Embossing machine D) Sewing machine
A) Removing stains B) Softening the leather C) Adding color D) Enhancing shine and protection
A) Aldehyde tanning B) Synthetic tanning C) Vegetable tanning D) Chrome tanning
A) Stretching the leather B) Adding color C) Removing moisture D) Smoothing the surface |