Hopper toiletThe hole in the floor (also known as a drop chute toilet or direct flush toilet) system is still in use in many parts of the world, particularly on older rolling stock.
The service crew includes Car Attendants (not called porters please), Snack Bar Attendant, Lead Service Attendant (LSA; head waiter in dining car, and in charge of all service crew members), Dining Car Chefs, and Dining Car Attendants (waiters).
The people who do Freight Hopping are known as Hobos. The rail yard security guys who you really don't want to bump into are called Bulls and seeing how far you can get via freight trains and coping with whatever the yards in which you arrive throw at you is called exciting. •