Through it we can explore the electrochemical nature of brain processes."
"The Electronic Mind Reader"
John Blaine
Within two or three years innumerable electrochemical reactions had been described, some of which, one might think, could have served as operating principles for electrical instruments.
"The Earliest Electromagnetic Instruments"
Robert A. Chipman
About fifteen hundred to two thousand years ago, a reasonably high electrochemical civilization developed and they began working with nuclear energy and developed reaction-drive spaceships.
"Time Crime"
H. Beam Piper