Forever chemicals’ toxic legacy at Chicago’s airports

Source:, November 10, 2023
By: Brett Chase

When an American Airlines jetliner caught fire on an O’Hare Airport runway in October 2016, firefighters rushed to the scene.

Within three minutes, they’d blanketed the flames with a suffocating foam, a product used at airports for half a century.

Known as AFFF, it has been used by Chicago and military firefighters because it can extinguish intense jet fuel fires. Read more.

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