The elements of which water is composed, hydrogen and oxygen, both have stable isotopes.
The fuel cell combines hydrogen with oxygen from the air to generate electricity that powers the vehicle.
As the explosive mixture of hydrogen and oxygen ignited, the two turbopumps spun up to speed.
It was a very dry world, almost no water, and not much carbon, hydrogen or oxygen either.
In the water molecule there are three atoms: two of hydrogen and one of oxygen.
We know that for a fact because we've measured the isotope ratio of deuterium and hydrogen .
We know that the Moon is low on certain chemicals such as hydrogen and carbon.
In composition it resembles a small star, with helium and hydrogen as the main gases.
Food waste is turned into hydrogen , methane and carbon monoxide by the heat of the exhaust.
He believes his firm will be in full commercial production turning silicon to hydrogen to be used to power cars.