I protagonisti nel corso della storia

Efesto

Vannoccio Biringuccio (1480 – 1539)

Georgius Agricola ( 1490 – 1555)

Abraham Darby (1678 – 1717)  

Rene-Antoine Réaumur Ferchault (1683 - 1757)

John "Iron-Mad" Wilkinson (1728 - 1808)

Charles Gascoigne (1738 - 1806)

Henry Cort (1740 - 1800)
John Cockerill (1790 - 1840)

James Beaumont Neilson (1792 - 1865)
Charles-Auguste-Joseph Walter de Saint-Ange (1793 - 1851)

Sir Joseph Paxton (1803 - 1865)

Sir Henry Bessemer (1813 -  1898)

Edward Alfred Cowper (1817 - 1893)

Carl Wilhelm Siemens (1823 -1883)
Pierre-Emile Martin (1824 - 1915)  

Alexandre Gustave Eiffel (1832 - 1923)

Alexandre Pourcel (1841 - 1929)

Carl Josef Bayer (1847 - 1904 )

Sidney Gilchrist Thomas (1850 - 1885)

Henry Louis Le Chatelier (1850 - 1936 )

Percy Carlyle Gilchrist (1851 - 1935)

Sir Robert Abbott Hadfield (1858 -1940)

Charles Martin Hall ( 1863 –  1914)

Paul (Louis-Toussaint) Héroult (1863 - 1914)

Georges Charpy(1865 - 1945)

Robert Durrer (1890 - 1978)