The processing of lubricating oil from crude oil in refineries of Washington DC, United States. The purification of the lubricating oil by chemically treating it in agitators. Animation shows that the oil is pumped into the treating tank where it is treated with chemicals. By this, the asphaltic or the tarry material having no lubricating value settles down. The oil is then taken and is pumped into the wash tank for further treatment. In the wash tank, it is mixed with hot water and agitated with air which washes out the chemicals. This oil contains paraffin wax which has no lubricating value and has to be removed. The oil is chilled to remove the wax and then pumped under high pressure through large filter presses. Filter press is composed of steel ring. The side plates are made of perforated steel. A blanket cotton duck, cake space and distillate inlet. The oil is forced through press. Stillman performs the work. The oil is then divided into various grades of lubricating oil in the reducing stills.
German workers bring in wreckages of downed British Air Planes. SK logo on body and B on wings of a plane clearly visible.Wreckage dumped into hot furnace. Melted aluminum ingot poured into moulds to form brick shaped metal bars.1944.
Sir Archibald Sinclair, Secretary of State for Air arrives with fellow colleagues at St. Paul's Cathedral (St. Paul's Churchyard, London EC4M 8AD, United Kingdom) in London. Mr. Sinclair unveils a Bronze tablet honoring Pilot William Meade Lindsley "Billy" Fiske III that reads 'WILLIAM MEADE LINDSLEY FISKE AN AMERICAN CITIZEN WHO DIED THAT ENGLAND MIGHT LIVE'.4 July 1941.
Views of British troops and civilians celebrating country's second war time Christmas in England. Gifts and champagne bottles under a Christmas Tree. Group of British troops gather around a Christmas tree, taking gifts from under it. Views of evacuated British children attending a Christmas party inside an air-raid shelter. The children wear party hats and bat a balloon around for fun.
Pilot Jimmy Taylor and army officials inspect a new tailless plane that resembles a bumblebee at Floyd Bennett air field in Brooklyn . Pilots takes off in Bumblebee Plane from airstrip. Shot of Bumblebee flying at high altitude. April 1938.
University of Illinois Gymnasts Team pose before camera and show off their gymnastics skills at a field in Champaign Illinois. Gymnasts tumble, twirl and somersault through the air. April 1938.
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