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Science and Man

A discussion of various types of coal fuel followed by a detailed description of the construction and operation of a furnace using pulverised fuel. Lists the advantages of pulverized fuel firing and illustrates methods of using such fuel in large modern boilers. ... Read more
Traces the discovery of magnetic properties from natural lodestone to the researches of Oersted and Faraday leading to the theory of lines of force and the magnetic field. Explains paramagnetism and diamagnetism in terms of the behaviour of atoms and mentions the domain theory of ferromagnetism ... Read more
Originally produced for use on television, this film shows some of the unusual uses of alginic acid compounds derived from seaweed. Applications of alginate compounds in the foods tit If and textile industries are illustrated. ... Read more
A discussion of the advantages of optical gauging in industry with numerous examples of the type of equipment required and its use. ... Read more
The film sets out to describe the factors of stereoscopic vision and their projection requirements, especially geometrical. The various practicable methods of projection and viewing aids are reviewed, special reference being given to the rotating beam-splitting type, using convergence as developed ... Read more
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