1. Fill her up with regular: Fill up the car (in the style of ships being referred to as "her") with the lowest grade of gasoline.
2. The hood covers the engine. Opposite of the trunk.
3. The attendants pump your gas for you.
4. Premium is the highest grade of gasoline.
5. Carburetors are no longer used in cars, they are only found in older cars. They are devices that regulate the flow of gasoline. One that is sticking isn't working properly, one of the parts sticks to another part and doesn't return to it's position properly.
Regular gas: 87 octane
Mid: 89 octane
Premium: 91 octane