How many bars of pressure does an espresso machine use?
9 bars. That is roughly four times the pressure inside a car tyre, blasted through in under 30 seconds.
How close would your guess have been?
In the game we ask it like this: “Espresso machines squeeze water through the coffee at how many bars of pressure?”
Type a number — scored exactly the way a round in the game is.
The answer
9bars



