By CHRISTOPHER WEBER A single-engine airplane with five people on board crashed and burst into flames in the parking lot of a retirement community near a small airport in suburban Pennsylvania, ...

Five people were on board the single-engine plane that crashed and burst into flames in a parking lot near a small airport.

PFAS, PFOA, PFOS, NTFE, per- and polyfluoroalkyl, TEFLON, etc. There are thousands of different names for them in this family ...