Not all hydrogen is created equal. The "hydrogen rainbow" describes the carbon intensity of how the gas was produced:
Buying Hydrogen: A Guide to the "Fuel of the Future" Hydrogen is no longer just a high-school chemistry experiment or a niche industrial byproduct. As we move toward a cleaner energy economy, more people and businesses are asking: where can you actually buy hydrogen, and what do you need to know before you do? 1. Know Your "Colors" buy hydrogen
Depending on your needs, there are three main ways to source hydrogen: How Can You Incorporate Hydrogen Energy Today? - GeoPura Not all hydrogen is created equal
: Similar to grey, but the CO2 produced during the process is captured and stored underground, making it a "cleaner" bridge fuel. : The most common type, made from natural gas (methane)
: The most common type, made from natural gas (methane). It’s the most affordable but has a high carbon footprint.