Turning up the heat a little
Back in the days of the pioneers, there was a crazy flurry of activity to 'hit it big' in the gold mining 'rushes' of the day. Someone would come across the 'mother-load' and the rush would be on. Whether that sparkly stuff was panned from streams or chiseled from the walls of the caves that housed their rich vein, the result was the same - it had to be melted down before it could really be used. Along came the silver and copper mines, each yielding their own 'ores' of great promise - each requiring their own type of 'smelting' processes, but each producing various 'qualities' of 'finished product' as a result. The smelting process usually involved what came to be known as the 'crucible' - that smaller collection spot within the larger furnace where the refined metals would be collected. While the furnace produced the heat to accomplish the refining process, the crucible acted as a collection device to capture the purified...