![]() The EPA says that while airborne lead emissions have dropped 99 percent since 1980, airplanes remain the largest source of remaining airborne lead emissions. Why Planes Still Burn Leaded Fuel Mercedes Streeter ![]() There are different grades of avgas, and the most popular one that you’ll find in the United States is 100LL, or 100 low-lead. These aircraft include everything from trainer Cessnas to small commercial aircraft and they burn 150 to 175 million gallons of leaded fuel every year. That number bumps up to 230,000 aircraft if you include the rest of the world. According to the Federal Aviation Administration, there are approximately 167,000 aircraft in the United States that run on leaded avgas. Since then, there’s been one key place where you could still be exposed to lead emitted from a vehicle, and it’s right above your head. With Algeria catching up, it means that no matter where you are in the world, you can rest easy knowing that the car in front of you isn’t spewing out lead. Here in the United States, the EPA banned leaded gasoline in 1996, and unleaded fuel was already widely available as early as 1975. ![]() The nation was the last in the world to fuel cars with leaded gas. ![]() Finally, after decades of waiting, aviation gasoline is finally going the way of leaded car gasoline.īack in August 2021, fuel stations in Algeria finally stopped dispensing leaded gasoline. And the Environmental Protection Agency has published its long-awaited Proposed Endangerment Finding on the health effects of leaded aviation gasoline. There is finally a drop-in replacement for leaded gasoline that every general aviation plane can run on right now. In the past couple of months, there have been revolutionary moves in aviation that will make flying a bit healthier for us all. ![]()
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