Excerpt from The Chemical Industries of Canada The gases produced in the coke ovens are used in the open-hearth furnaces, the other bye-products, namely coal tar and ammonia, being also collected. The ammonia is converted into ammonium sulphate by. Neutralising it with sulphuric acid - which can be obtained from the pyrites separated from the coal in the preliminary grinding and. Washing processes to which it is subjee ted - and 1s principally exported to the United States, the West Indies, and Glasgow. The coal-tar at present finds a market in the States, at Montreal, and other points in Canada. Recently arrange ments have been made with an English chemical company to locate at Sydney. The works are now in process of construction, and all the coal-tar produced will be utilised For the manufacture of the numerous products of distillation. 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.