“…However, there exist alternatives to hydrogen refuelling. Tartakovsky and Sheintuch 2 provide an extensive review into the use of on-board steam reforming, which can utilise renewable feedstocks such as ethanol 3 or methanol, 4 partial oxidation of liquid petroleum gas, 5 or exhaust gas recirculation, 6 to produce hydrogen. This sees the benefits of hydrogen combustion i.e.…”