> Weren't there surrounded by frozen water? Is there any reason snow couldn't be used in an emergency to heat the train? I have tried this. Snow is not very d

> Weren't there surrounded by frozen water? Is there any reason snow couldn't be used in an emergency to heat the train? I have tried this. Snow is not very dense. A lot of snow makes a very small amount of water. Quite an astonishingly small amount of water I expect the steam generators were quite thirsty, I do not know.