Vril

Vril is form of energy mentioned by Edward Bulwer-Lytton in his novel The Coming Race. The Vril is an "all-permeating fluid" that serves as latent source of energy. The novel describes subterranean race, the "Vril-ya", who where able to master this extraordinary force through training of their will. The vril is a neutral force that be used either as an agent of destruction or as a healing substance.