For decades, aircraft have used engine bleed air for a variety of purposes, spanning everything from engine starting to cabin pressurization to anti-icing. Here’s how engine bleed air works.

In traditional aircraft systems, bleed air from the primary air stream is taken to pressurize sumps, valves, and other internal systems. Similarly, bled air from the bypass stream is used to ...

Just a few stray drops of oil in the environmental control system can stink up an aircraft cabin, but airlines can avoid this ...

Transport Canada (TC) has mandated an Airbus-recommended swap of A220 bleed-air valves to address high failure rates with the original parts that have led to multiple in-service incidents.