Abstract
The present age is the times of science, technology and engineering. We receive benefit of the science, technology and engineering every day, however, we have various problems at the same time. On the other hand, in this field, subdivision and specialization have strongly developed, and these are not what we can understand. It is very important that academic society announce the importance and the truth of the science, technology and engineering for general public. This discussion forum is one opportunity for such an announcement.