Biotechnology is an interdisciplinary field such as microbiology, biochemistry and environmental engineering. We have to start from the current situation recognition is especially left just outside the frame of should be called “environment engine” that artificial organic waste that causes all of the creatures can be activities "Metabolism" from pollution generation mechanism. As a result, this is the "Metabolism" greatest asset is that it was able to commercialize called over 1,000 kinds of the aerobic microorganisms that governs. （See Biotech products）