How do they mine one of the rarest gemstones in the world, craft the classic cowboy boot, and build a road sweeper that can pick up seven tonnes of trash?
Semi-trucks are designed to carry heavy loads. That's why they're weighed on the road to ensure they do not exceed their limitations. So, when they're driving fast or going downhill, just using the ...
Complete episode list, ratings, and streaming details for How Do They Do It? Season 7.
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