1) Fictional warrior race
Found on
https://www.crosswordclues.com/clue/prometheans
Prometheans were the first safety matches. They were invented in 1805 by a French chemist named Chancel, and consisted of splints of cedar wood ripped with a past of chlorate of potash mixed with sugar. On dipping the match into a bottle containing asbestos wetted with sulphuric acid it burst into flame upon drawing it out. Prometheans were introdu...
Found on
http://www.probertencyclopaedia.com/browse/AP.HTM
No exact match found.
