>>39451052>>39451341>>39452952"The Devon Corporation was previously run by Mr. Stone's grandfather, who decided to use the Infinity Energy of the ultimate weapon in order to help people and Pokémon. The Devon Parts were parts for a submarine that would allow it to be powered by Infinity Energy. The rockets launched from the Mossdeep Space Center use Infinity Energy through Devon technology, as well."
"Confidential documents can be found in Sea Mauville stating that Dock investigated the Devon Corporation, finding that they had used Pokémon bioenergy to create Infinity Energy."
Infinity Energy, of course, is "a type of energy in the Pokémon world derived from the life force of Pokémon. It was developed and harnessed by the Devon Corporation. Its development also involved research into Mega Evolution."
ORAS manga:
"Once finished, Mr. Stone took Sapphire and Emerald to the Sea Mauville, where they used a machine known as the Absorber that can drain the life energy of Sapphire's Chic and Emerald's Sceptile in order to power a dimensional shifter capable of transporting the meteoroid to somewhere else when outfitted to the rocket."