It's been said that the best way to measure and industrial civilization is by the amount of sulphuric acid it uses every year and to get sulphuric acid you need Sulphur. In America in 1890 we had to import ninety-eight per cent of our sulphur. This was serious, so serious that it brought Herman Frasch, a chemical engineer to Lake Charles, Louisiana and to a little hut on the edge of the Bayou...