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September 17, 2022 12:24 pm GMT
Original Link: https://boingboing.net/2022/09/17/how-does-a-gas-pump-know-when-to-turn-itself-off.html
How does a gas pump know when to turn itself off?
If you've ever wondered how a gas pump nozzle knows when to shut off when your tank is full, this video reveals the clever design.
Venturi tubes, Bernoulli principles, negative pressure — it turns out the design is far more complicated that you might expect. — Read the rest
Original Link: https://boingboing.net/2022/09/17/how-does-a-gas-pump-know-when-to-turn-itself-off.html
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