Hydrogen. It's basically free and abundant, and lighter than steam or helium by a mile. Most of the early AirShips flew very safely with hydrogen. There's a whole page on the website dedicated to the Hindenburg: https://openairships.weebly.com/hindenburg.html
rhy 0 points 6 months ago
Hydrogen. It's basically free and abundant, and lighter than steam or helium by a mile. Most of the early AirShips flew very safely with hydrogen. There's a whole page on the website dedicated to the Hindenburg: https://openairships.weebly.com/hindenburg.html