Ton-Mile is a 8 letter English word. It's valid Scrabble word worth 3 points. It's valid Words with friends word worth 4 points.
You can make 228 anagrams from letters in ton-mile (-eilmnot).
First recorded in 1900-05
Similarly the ton-mile is the unit of freight transportation.
Obviously, the ton-mile rate steadily falls within such a group with progressive remoteness.
The longer the haul, the lower the ton-mile cost as a matter of necessity.
The movement of average trainloads in connection with ton-mile revenue bears upon this point.