Understanding Coal Tar dyes in Food: Facts and Controversies Food colouring and other additives derived from coal tar have come in for some bad press recently. Hugh Westbrook delves into the ...

As sealcoating contractors begin their season many of them, particularly those accustomed to using refined coal tar sealer, wonder what the season will hold for their favorite product. Already ...

Ever Since the establishment of gas Works it has been considered a matter of great impbftpnee to find some useful application fdr their waste products, principally the coal tar The old custom was ...

Occupational studies stretching back decades have found an increased risk of bladder cancer among hairdressers.

THE numerous products obtained from coal-tar are ever increasing in importance, not so much, perhaps, because of the isolation of new substances or new derivatives of the older materials ...

These colors, for there are many of them, have been prepared from the alkalies of coal tar by Messr3. W. Perkins and A. H. Church, two rising discoverers, and have been called by them nitroso ...

SMM prebaked anode prices increased significantly. The March 2025 procurement benchmark price of a certain aluminum smelter in Shandong was 5,066 yuan/mt, up 23.26% MoM. According to SMM, March ...