C94 The Steam Scripture and the Pope

"Internal combustion engine?" Lorin curiously wanted to touch it but was stopped by Edina.

In reality, Riko was the only one who had heard of this name. But she did not study physics well, so she only knew the name. As for the exact theory, she basically did not know.

"Internal combustion engine. The traditional steam engine relies on the steam produced by burning coal to push the piston