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Large covered cylindrical containers that are usually made of steel; liquid or gaseous oil products are stored here between the time they are refined and sold.
Tank whose floating roof rests directly on the surface of the liquid to minimize the evaporation of hydrocarbons; it is used to store the most volatile products.
Structural element giving access to the roof of the tank.
Wire that connects the tank and its contents to the ground to prevent static electricity from accumulating and avoid the risk of fire.
Lower part of the roof; it rests directly on the surface of the stored liquid.
Device for emptying the liquid from the tank.
Operation by which a liquid product is introduced into the tank.
Device that sets and controls the temperature of the product inside the tank.
Movable device that consists of rungs (crossbars); it is used to climb up and down.
Upper part of the roof; the space between the top and bottom decks is used to contain evaporated hydrocarbons.
Part that fills the space between the roof and the shell to prevent any hydrocarbons from evaporating and polluting the atmosphere.
Vertical cylindrical wall of the tank.
Metal cover that rests on the surface of the stored liquid; it fluctuates with the level of the fluid and slides vertically inside the shell.
Round opening in the tank that is covered with a plate; workers can pass through it.