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The Strange Blowpipe 19th Century Miners Used to Analyze Ore
Pretend for a minute that it’s 1875 and you’re a mining engineer whose job it is to figure out how much gold is in them thar hills. Get it wrong, and your company is going to waste a lot of time and money hunting for gold that’s not there—or worse yet, miss out on the mother lode
Source: Wired
Posted on:
Tuesday, Aug 19, 2014, 9:52am
Views: 1216