Excerpt from Arpa-Nbs Program of Research on High Temperature Materials In pursuit of this program, a continuing attempt is being made to analyze technological problems in higher temperature materials use and distill from this analysis major scientific problems whose solution would advance the technology and to which nbs has the competence to address itself. A committee has been formed to steer the work on this analysis and to guide the program. While the analysis is not yet at the stage of formal reporting, certain key scientific problems of this kind have been identified and are being worked upon. Examples are given below. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.