4 ms·Yes and anyway you could use combined heath and power systems to get higher efficiency.by socialdemocrat 6y agoYes and anyway you could use combined heath and power systems to get higher efficiency.fastball 6y agoNot sure I follow.hinkley 6y agoCogeneration. It's common in cogeneration for heat to be a secondary output that makes the overall system profitable, but isn't the primary output.fastball 6y agoBut in this case heat is the primary output.