It was a great joy to hear that Korean language was designated as the official language in the field of world knowledge and property. But our country's patent is so much on one side, and the most influential patent in the world is said to be the most popular science field in the industry. In a sense, the most remarkable advances in science in recent years are not in physics, biology, astronomy, but in the newspaper, many of them come from chemistry. A flat screen accession on television and