HOUSTON — Consensus in the hydrogen transportation ecosystem — is it too early to call it an industry? — can be hard to come by.
When it comes to talking about hydrogen fueling trucks, the one widely held belief is the infrastructure challenges remain immense to allow it to be a reliable and extensively available fuel for heavy-duty trucking.
But there are many questions that first need to be answered about how hydrogen in the truck will work. Will it be injected as a gas or a liquid? Will it go...