4.9K views · 78 reactions | HHO combustion engine. First run: A project early this year where we converted a Honda petrol engine 196cc to run on HHO gas instead of petrol. The HHO was stored in the balloon. Not the safest of methods but was good enough to prove the theory. | Hydrogen guys | Facebook

10K views · 14K reactions | Best test drive yet with hydrogen and water injection. Simple conversion process and completely stock internals. Low on power for sure! But a step in the right direction. #hydrogen #combustion #cars #engine #h2 | Hydrogen guys | Facebook

28 reactions · 8 comments | Renewable hydrogen energy is used to light up the Eiffel Tower. | AFP News Agency | Facebook

1.3M views · 4.3K reactions | We went on board the Energy Observer, a repurposed racing catamaran that's 100% energy-independent, producing its own power with hydrogen and solar technologies. | CNET | Facebook