Machines How They Work

1 Season
20 Episode

Machines How They Work - Season 1 Episode 9 Pianos, Vending Machines, and Rappels ()

How does a piano, a vending machine, and a rappel really work? Go inside the incredible machinery behind these everyday objects to see their extraordinary inner workings.


(1 votes, average: 7.00/ 10)

48 minutes 2024 HD

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