A tank car or tanker is a type of railroad car or rolling stock designed to transport liquid and gaseous commodities.
Rows of tank cars at a railyard in the Midwestern United States
Inside the valve housing on top of a tank railcar in the United States
A historical milk tank car for bulk loading at the Illinois Railway Museum.
Type of shipping containers mounted on a spine car: Tank container (left), and an open-top shipping container with canvas cover (right)
A railroad car, railcar, railway wagon, railway carriage, railway truck, railwagon, railcarriage or railtruck, also called a train car, train wagon, train carriage or train truck, is a vehicle used for the carrying of cargo or passengers on a rail transport network. Such cars, when coupled together and hauled by one or more locomotives, form a train. Alternatively, some passenger cars are self-propelled in which case they may be either single railcars or make up multiple units.
A passenger car of the China Railway, 2011
A freight car (boxcar type) for the South Australian Railways, 1926
A Metropolitan line S8 Stock at Amersham in London
An interior of a Circle line S7 Stock in London