Heavy-duty vehicles, like buses, delivery trucks, and long-haul tractor-trailers, typically run on diesel. Both fuel types are needed because gasoline and diesel engines have different strengths. As ...

Gas cylinders store gases under high pressures. Gas cylinders can store both flammable gases, such as acetylene, and inert gases such as helium. Many countries have different color coding systems that ...

All fuel cells have the same basic configuration, an electrolyte and two electrodes, but there are different types of fuel cells, based mainly on what kind of electrolyte they use. Many ...