To illustrate the average miner in the tin mines of Potosí in Bolivia lives 25 years less than the average Bolivian person It s BIG business The three most produced commodities in the world all come from mining or drilling Crude oil Coal Iron ore Mining uses some of the heaviest machinery on the planet The largest of these machines
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Get PriceGet Familiar With These 5 Types of Heavy Equipment Know More Aug 24 2024 0183 32 There are generally three types of heavy equipment machinery earth moving machinery roadway machinery and lifting machinery Get to know the five machines most commonly used on jobsit 1 Bulldozer The bulldozer is the most recognizable because it is at nearly every major jobsite Used to move large amounts of
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