15 Mechanisms + One Bird = Extremely Useless Machine
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58:26
100 Mechanical Contraptions That Will BLOW Your Mind
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11:53
Loads of inventors in a room and this happens....
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1:09
How AFS Works to Take the Oil Sample | Autonomous Fluid System
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4:12
The most advanced most useless machine (Rita wakes up)
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2:49
10 Useless Machines That Do Nothing
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16:46
Magnetic Marble Picker
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12:30
Meccano Block Setting Crane
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21:36