For more than two days, a vital shipping passageway in the Port of L.A. was shut down, and the cause was surprising to some. A big rig overturned, sparking a fierce lithium-ion battery blaze that spewed toxic gases, snarled port traffic and resulted in what one official said was massive economic losses from delayed shipments.
The incident focused new attention, and fears, on the fuel cells helping drive the state’s clean energy transition. But how dangerous are these batteries really? And should you be scared of your e-bike, vape pen or electric car?