Litres are a measurement of volume, while tons are a unit of weight, so the answer varies depending on the density of the substance being measured. The denser the substance, the less of it is needed to reach a ton.
A U.S. ton is equal to 2,000 pounds, which is also called the short ton. A British ton is equal to 2,240 pounds, and it is also known as the long ton. A metric ton is equal to about 2,204 pounds, closer to the British to...