Get the fuel-air mixture a few knob twists wrong from the LOP side, and you can blow up your engine.

FORBES: Institutional Stupidity, III

The engines increase airflow, creating a more complete burning of the air-fuel mixture--and a more powerful vehicle.

FORBES: Magazine Article

This is possible because with the lasers, the location of the ignition can be in the center of the air-fuel mixture, rather than just the portion closest to it.

FORBES: Replacing Spark Plugs With Lasers For A More Fuel-Efficient Car

Nearly a century after they first appeared, they are still powered by igniting a mixture of fuel and air.

ECONOMIST: The millennium-bug muddle

But it turns out that pilots can run the engine better by adding some air and subtracting some gas in the fuel mixture.

FORBES: Institutional Stupidity, III