Go up to the bar and order a pint of beer.

Start position: standing at bar

Movement 1: Hand to glass (2 seconds) 

Movement 2: Grip glass (0.5 seconds) 

Movement 3: Lift to horizontal (1 second) 

Movement 4: Lift to lips (1 second) 

Movement 5: Swallow 0.05 litres beer (2 seconds) Movement 6: Move arm to horizontal (1 second) Movement 7: Move glass to bar (1 second) 

Movement 8: Release grip on glass (0.5 seconds) Movement 9: Belch (1 second) End position: standing at bar Total time for operation: 10 seconds.

Go to your local pub or bar with a friend and a stopwatch, and check the above timings.