A sense of taste
The sense of censorship is a census in the sense that it is the government office that was in charge of office work such as astronomy, geography, reverse, sidelight, It is only the Dae Seok is left now that it puts up the sidewalk and it rains the amount of rainfall. One thing that can not be overlooked is the production and dissemination of scientific instruments for the measurement of rainfall. He made a check marking the scale on the Cheonggyecheon River and the Han River to try to accurately measure the amount of stream and river water. In addition, in order to overcome the previous regional errors, the standardized and standardized surveyors were mass produced and distributed to Seoul and the provinces, and the results were collected nationwide. This scale is an attempt to quantify measurement, which is the most important feature of modern science, and it means the progress of science and technology, which is about 200 years ahead of the West. In spite of the fact that a large number of siphons were made and spread nationwide in the time of King Sejong, there was not one point left at that time.