In a word or two... not much.
Over 110,000 aircraft are FAA-authorized to use the unleaded avgas as a drop-in ready fuel.
The demo is designed to show the fuel is safe and benefits the environment.
KSQL is the first airport in California to offer Swift's unleaded avgas.
What will happen with unleaded avgas in the next few years?
Faculty and researchers at Purdue’s Davidson School of Chemical Engineering will work with Swift Fuels to develop new fuels.
The problem is rust in the 10,000-gallon 100LL underground tank.
In the real world a leaded fuel will rate significantly higher than an unleaded fuel with the same lab-measured octane or anti-knock rating.
GA will gather at Van Nuys Airport in January to showcase sustainable alternative jet fuel.
South St. Paul Municipal Airport - Richard E. Fleming Field has become the first airport in Minnesota to sell Swift Fuels unleaded avgas.