The origin of thesis writing

I believe everyone is familiar with paper because it is used every day. However, do you all know how to make white paper in front of us? Today, I will be a small commentator and introduce it to you.

According to legend, Cai Lun successfully invented papermaking in 105 BC. He summed up the experience of predecessors in papermaking. After repeated experiments, he used bark, hemp rope, rags, old fishing nets and other raw materials, and finally made a practical fiber paper through 72 processes such as beating, ramming, copying and bulging. At that time, it was called "Cai Hou Paper". This kind of paper has made great contributions to the reform and popularization of papermaking.

Later, with the continuous development of papermaking, Zuo Bo paper and rattan paper appeared. After continuous improvement, it finally became our common white paper.

After listening to my introduction to papermaking, do you know anything about paper? In this introduction, I realized the wisdom of the ancients, and papermaking was also one of their labor crystallization; At the same time, I also want to remind everyone that paper is hard-won, so we should cherish it.

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