Current Industrial News - Diesel Engine Blast Pressure Control; Hides and Skins from Venezuela; Germany's Commercial Methods; Coal-Mining Machinery for Argentina; Utilization of Nitre Cake; Electro–Technical Industry in Japan; Tannin and Timber; Aluminum Goods for Brazil; Wiring Supplies; Pure Bismuth; Chromium Steel for Magnets; An Automatic Controller for Electrical Heating Apparatus; Machinery for Korea; Autoclaves and High Pressure Problems; South African Industrial Developments; Utilization of Waste Boots; Vegetable Wax from Colombia; Zinc Refining in Japan; British Board of Trade.