Various types of fuel cells have been developed.
Newer types of fuel cells use other materials as the electrolyte.
At least half a dozen types of fuel cells are under development for electrical power generation.
This slows GDP now, and lowers potential too.The boom runs on two types of fuel.
The Buncefield depot stores and distributes several types of fuel, including gasoline, diesel, kerosene and aviation fuel.
The battery operates like other types of fuel cell, breaking down a fuel and releasing energy in the process.
The chart — which focuses on tax breaks and credits to promote development of various types of fuel — shows the trend.
A Venezuelan shipping broker said the shipment, first reported by Reuters, probably carried diesel and possibly other types of fuel.
The country offers generous benefits to buyers of vehicles that run on new types of fuel, making ownership more affordable.
He predicts several new technologies, more efficient wind generators and multiple types of fuel cells will be for available commercially within two years.
But he was unable to say precisely what amounts and types of fuel were in the 20 tanks that had caught alight.
