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This film, produced in the Lawrence Radiation Laboratory of the University of California, Berkeley, features four scientists who were principals in the discovery and identification of several of the...
Cleaning, calibration and use of graduated flasks, pipettes and burettes.
The surface tension of water and its effects; molecular structure of soap and synthetic detergents; their action in reducing surface tension and thus removing dirt and grease from fabrics.*
A study of the effects on stainless steel of motion of dislocations and growth and dissolution of precipitates.
Examples of synthetic sapphires in use. The manufacturing process. Ammonium alum is reduced in a furnace to aluminium oxide. After sifting through fine gauze the powder is melted in an oxyhydrogen flame in a...
Microphotographs made on Dr Kofler’s heat-bench microscope, using polarised light.*
Two films about the Hawley oil refinery on Southampton Water in Hampshire. REFINERY IN MINIATURE (1951, B&W, 9 mins 35 secs). In 1950, as thousands of workers descended on Fawley to build a new refinery, a...
Detailed animation of chemical models introduces biology students to chemical concepts important to understanding life processes. Defines and illustrates elements, atoms, subatomic particles, molecules,...
Video recordings of a series of 37 lectures given by J Michael McBride at Yale University. They comprise the first semester of a two-semester introductory course focusing on current theories of structure and...
Podcast about Teflon, covering its origins - including its stint as a top military secret during World War II - followed by a look at the way the product has been marketed and an assessment of the risks of...
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