Hydro

Hydro (otherwise known as "Hydrogen burner") is a Streetslang term used for Hydrogen fuel, a fuel source used to power vehicles.

Sourcebook Description
During the 2000s there was a sizeable number of Hydrogen Fueled vehicles introduced.

After the 2000s Hydro has become a competitive choice to the electric and CHOOH2 powered vehicles in the fuel industry.

Computer down? No Problem. Hydrogen burner out in your Metro car?

There's a huge number of bikes, trikes, cars and speedboats out there these days powered by Hydro fuels.