Hopper (passage)
See also: Hopper
A hopper is a protected Passage.
One finds hoppers on the level of the lock S, clean rooms or industrial kitchens, for the compartments of Confinement, the sieves, the intermediate zones with two different environments.
The opening of hopper on a boat can allow the Sabordage this one.
A hopper can allow the loading or the unloading of plungers on board a submarine the such Classe X.
The hoppers allow the digging of mines under pressure thanks to the “process Triger” which consists in sending compressed air in the mine, to maintain water at the bottom of the well.
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