Because a split second before the torque wrench was applied to the faucet handle, it had been calibrated by top members of the state and federal Department of Weights and Measures to be dead-on balls accurate.
16 seconds sound clip from the My Cousin Vinny movie soundboard.
You can hear this line at 00:41:02 in the Blu-ray version of the movie.
Quote context
[...]
- I routinely twist to maximum allowable torquage.
- How could you be sure you used 16 foot-pounds of torque?
- Because I used a Craftsman model 10-19, laboratory edition, signature series torque wrench.
- The kind used by Caltech high-energy physicists and NASA engineers.
- Well, in that case, how could you be sure that's accurate?
- Here's a certificate of validation.
- I guess the fuckin' thing is broken.
[...]