How gas pumps know when to turn themselves off
10:21
How do Fuel Nozzles Automatically Shutoff?
17:35
How a quartz watch works - its heart beats 32,768 times a second
18:43
The Surprising Genius of Sewing Machines
17:57
Gearless Magnet Bike
12:05
Wirtz pumps are really clever
12:30
Will a Kettle Full Of Alcohol Stay On Forever?
19:48
Why Are Cooling Towers Shaped Like That?
24:38