Choi Gap-gyu: Hazardous Materials Technician (Written) (2019)

The professor's systematic core theory, plus the sum total of the year's revenues. [Illust] Mabo-Sun Free Present! Our country is growing rapidly with economic growth, and with the development of industrial facilities, the demand for dangerous things is increasing to a great extent. The risk license is treated as a legal license to store, so that's what makes it a risk policy. So he's been doing a short-term exam of the risk mechanism, and he'll come up with a summary of the theory to finish with a piece of this material, and each problem will be enough comments to make the subject as much of an understanding as possible. Now, because of the design test, this textbook has been given a lot of research so that you can get the glory of passing by solving many problems.

Korean title: 위험물기능사(필기)(2019)

Korean author: 최갑규

Korean publisher: 올배움

ISBN-13: 9791188003426