Platinum is produced in South Africa by Amplats, Impala ...

The estimated figures for South African production of Ru, Ir, and Os are based on doubling 1984 production figures 13, as has happened with platinum production over the period.

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Electropaedia History of Science, Technology and ...

Heroes and Villains - A little light reading. Here you will find a brief history of technology. Initially inspired by the development of batteries, it covers technology in general and includes some interesting little known, or long forgotten, facts as well as a few myths about the development of technology, the science behind it, the context in which it occurred and the deeds of the many ...

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