TANNIN BLENDS IN WATER TREATMENT: Items to be Seen at the Engineering, Marine and Welding Exhibition

PRODUCTS used in the field of chemical cleaning and water treatment, having their, application chiefly in the protection against corrosion of submerged surfaces subject to heat transfer such as those found in boilers, engines and circulating water systems, are to be shown at the forthcoming Engineering, Marine and Welding Exhibition and Foundry Trades Exhibition at Olympia, London, next month, by Messrs. Houseman & Thompson Ltd. (Stands 10 and 16 in the National Hall Gallery and Grand Hall, Ground Floor, respectively).