Do you have to have the boiler pressure tested and certified before commercial use?
According to some seamen I used to work with, the espresso machine had to be certified alongside the main ship's boilers because it was a pressure vessel and therefore covered by class regulations.
According to some seamen I used to work with, the espresso machine had to be certified alongside the main ship's boilers because it was a pressure vessel and therefore covered by class regulations.
True story....
... if you believe tales told by sailors.