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Black and Brown Hydrogen


Hydrogen made from black and brown coal respectively. They are made using a gasification process that produces both hydrogen and CO2. These are considered the least environmentally friendly sources of hydrogen. 

Black and Brown Hydrogen

💡To Note:

  • Other types of hydrogen include green hydrogen, blue hydrogen, and grey hydrogen.

  • Some countries refer to any hydrogen from fossil fuels as black and brown hydrogen including those made from natural gas.

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