History
The first recorded use of a coated abrasive is from the 13th Century, when the Chinese bonded crushed sea shells to parchment using natural gum.
Read more about this topic: Coated Abrasive
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“The history of our era is the nauseating and repulsive history of the crucifixion of the procreative body for the glorification of the spirit.”
—D.H. (David Herbert)
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“Properly speaking, history is nothing but the crimes and misfortunes of the human race.”
—Pierre Bayle (1647–1706)