Everything:
nuclear power
fuel (cells)
water
hydrogenation (ex: saturation of fats)
All organic compounds
what are some uses hydrogen
hydrogen
It is highly combustibal.Blah!Blah!Blah!
Some important applications of sodium chloride - preparation of sodium, chlorine, sodium hydroxide, hydrogen- soaps fabrication- cooling agent in nuclear reactorsetc.
Fermium hasn't uses.
Some important uses for Onyx are Gemstones, Ornamental stones, Birth stones, and Decoration.
chemistry
A star that uses hydrogen as fuel is a main sequencestar.
There are many important uses for copper. Copper can be used in pipes and in wiring as a few examples.
Sorry, but I don't believe there are any. It's not even used in diving. Hydrogen does not react with any known body parts.
Methane is used as Fuel and in industries it is used to produce other chemicals such as hydrogen.
bomb, hydrogen peroxide, making planets...