Authorities confirm methane gas caused last month’s explosion in Johannesburg city, which killed one person and injured several others.
A fuel cell uses chemical energy from fuels, like hydrogen, propane or diesel, to produce electricity. Fuel cells can use a wide range of fuels and have a wide range of applications.
Hydrogen is a fuel source that is a possible alternative to fossil fuels. It can be used in fuel cells and to create heat, and its only by-product is water, meaning it does not release any greenhouse gases when burned.