Here is what an engine manufacturer did measure when they tested the bleed air of an LF502 engine, commonly used on BAe 146 aircraft:
Note how many substances that were found in the sample could not be identified.
Here is what an engine manufacturer did measure when they tested the bleed air of an LF502 engine, commonly used on BAe 146 aircraft:
Note how many substances that were found in the sample could not be identified.