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Results 91 - 98 of 98 for Agriculture
  • Article - 3 Apr 2002
    A comprehensive overview on magnesia from its origins, occurences, raw materials, grades such as calcined, deadburned and fused (inclusing refractory and electrical) to their production. Markets for...
  • Article - 27 Mar 2002
    The need for biodegradable plastic bags is undeniable. Biodegradable polyethylene bags that break down under photo, thermal and biological means to yield carbon dioxide and water and their advantages...
  • Article - 15 Feb 2002
    Every year, 200 million tungsten bullets are produced, each using an ounce of tungsten. That amounts to over 5500 tons or one-eighth of the current annual tungsten consumption across the globe.
  • Article - 5 Sep 2001
    Improved coefficient of friction compared to unmodified grades of Psul, however, reduced tensile strength and elongation at break. Finds uses in electrical applications, home appliances and medical...
  • Article - 30 Aug 2001
    Relative advantages, disadvantages and applications are listed together with a table of typical properties.
  • Article - 29 Jul 2001
    Molybdenum is silvery-white, very hard refractory metal, however, it is softer and more ductile than tungsten and is readily worked or drawn into very fine wire. Primary uses are as an alloying...
  • Article - 23 Jul 2001
    Ancient Chinese and Hindus were familiar with mercury (Hg). The metal was also found in Egyptian tombs of 1500 BC. Mercury rarely occurs as such in nature.
  • Article - 11 May 2001
    LDPE UV stabilised exhibits significantly better UV resistance than unmodified LDPE. Relative advantages, disadvantages and applications are listed together with a table of typical properties for this...