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How Do They Do It? (2022)
S16 E9 | Tractors, Cowbells
0h 21m | TVPG | Science, Educational, Documentary
Watch How Do They Do It? online.
How a tractor is built every three minutes in order to power Indian agriculture; bronze bells are cast to help Swiss farmers keep track of their cows; how streets are lit to make roads safer.
Season
16
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9
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