The easiest way to convert is a calculator obviously
http://www.thecalculatorsite.com/conver ... BhuFLRZLu8 but in case you don't have a calculator you would need to know the formula. But in order to even use the formula you need to know the density of what you are converting. So I will try and do a base formula and you can fill in the density 1 ton = 1000kg x 1 L/density = your L