Hydrogen is a clear, odourless and colourless gas. It is the most simple and abundant element in the world and can be used as a pure gas (H2) or combined with numerous other substances to form compounds- many of which we heavily rely on today…
There are so many processes and labels for hydrogen, so it can be confusing what they refer to. Hydrogen labelled by colour refers to the hydrogen production methods used. In this blog post, we will focus on blue and green hydrogen as these are the most renowned methods of producing hydrogen. However, hearing of grey, brown, yellow, turquoise, or even pink hydrogen is not uncommon.