Buoyancy (1942)

Buoyancy. M/S as a balloon floats upwards, M/S of a row of barrage balloons. A woman checks her suspender belt. M/S of ladies in diaphanous dresses, looks like the same girl superimposed. M/S of Ivor the imp in a test tube, he floats to the top. Diagrams show how gravity affects ice and tin. Another diagram shows how Ivor is pushed to the top by water displacement. A lead weight shows balance. Another chart shows how far down a ship can safely go in the water. M/S of German ship. M/S of Adolf Hitler and Benito Mussolini together. FILM ID: A VIDEO FROM BRITISH PATHÉ. EXPLORE OUR ONLINE CHANNEL, BRITISH PATHÉ TV. IT’S FULL OF GREAT DOCUMENTARIES, FASCINATING INTERVIEWS, AND CLASSIC MOVIES. FOR LICENSING ENQUIRIES VISIT British Pathé also represents the Reuters historical collection, which includes more than 136,000 items from the news agencies Gaumont Graphic (1910-1932), Empire News Bulletin (1926-1930), British Paramount (1931-1957), an