How does a dumb waiter work?
In respect to this, what is a dumb waiter in a house?
A dumbwaiter is a small freight elevator or lift intended to carry food. When installed in restaurants, schools, hospitals, retirement homes or in private homes, the lifts generally terminate in a kitchen.
Also, why do they call it a dumb waiter?
The term dumbwaiter was first used to describe a small freight elevator or lift whose purpose was to carry objects between floors. It was called that because it carried food and other objects between floors of large houses with many staff members trying to run a smooth household.
While many dumbwaiters have either been walled up or converted into pantry nooks or decorative spaces, they are still legal, according to Buildings Departments, provided they have kept up-to-date with building codes, which specify fire resistance and proper venting of the shafts and the use of an approved safe