Reminds me of the old fireless steam locomotives. Instead of boiling their own water to make steam, they had reservoirs that were filled with steam from an exte

Reminds me of the old fireless steam locomotives. Instead of boiling their own water to make steam, they had reservoirs that were filled with steam from an external boiler. Not practical for long-range travel, but good for switching yards and other local uses. https://en.m.wikipedia.org/wiki/Fireless_locomotive https://en.m.wikipedia.org/wiki/Fireless_locomotive