New Refuelling System At Prestwick

T HE Regent Oil Co. Ltd. has announced the completion at Prestwick International Airport, Scotland, of its new aviation fuel depot, which will be equipped with the first hydrant......

Two-filament Iodine Headlamp

IN the past, iodine-type light units have been restricted to fog or spotlights or four-headlamp systems. Now a major breakthrough is claimed by Philips Electrical Ltd., who have......

Know Your Air Brakes

Part 21—Three-line Braking: triple-diaphragm brake chambers From the pressure or sealed end of the air chamber, the first diaphragm is operated by the auxiliary control. The......