Arthur St. Antoine. “Hydrogen, Fuel Cells, and Reality”. Motor Trend. – At rest, two sounds dominate your auditory experience: the woosh of blower noises emanating from the cooling fans and the huff of the air pump that’s feeding pressurized air to the fuel-cell stack (a sound that, under firm acceleration, can rise to a wail.) Under normal driving conditions, you’d probably note the suspension’s firm springing, a consequence of the considerable weight added by an FC car’s myriad components.