A compartment on a ship in which the engine machinery is located.
The front row.
The midfield.
The pair of locks in a team.
The source of power in a team or other group.
A limited-access room in a larger building dedicated to HVAC equipment and other machinery.
A dedicated room for computers and related data processing equipment, often having a raised floor, abundant and dedicated air conditioning, and specialized power supply and fire suppression systems.