Excerpt from The Coking of Coal at Low Temperatures: With Special Reference to the Properties, and Composition of the Products In the study of the composition. And properties of the tar, this ma terial was found to have a very low content of free carbon, a relatively high percentage of light boiling distillate, and an unusually high con tent of tar acids or phenols. The latter fact is of special interest to the wood preserving industry. 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.