However they are frequently used for tons (the megagram variety, not sure about imperial). Kilotons are of course famous because we measure explosions and other

However they are frequently used for tons (the megagram variety, not sure about imperial). Kilotons are of course famous because we measure explosions and other forces in kiloton-tnt-equivalents, but Megatons and Gigatons are also used (the later commonly for emitted CO2)