A related problem is that a truck that could deliver 2,400 kilos of natural gas to a user would yield only 288 kilos of hydrogen pressurized to the same level, Bossel and his colleagues find.

• 包瑟等人还发现一个相关问题，那就是一辆能将2400公斤天然气运送至用户端的卡车，只能载运288公斤等压的氢气。