What is Flare Stack?
Elevated structure that burns off excess or emergency hydrocarbon gas releases.

excess gas → burned at the tip
In real work
Flare stack pilot outage triggered an HSE alert. Restore ignition before ramp-up.
In the illustration
A relief valve on the unit pops, gas surges through the knockout drum and up the stack, and the pilot lights it into a tall flame at the tip instead of venting.
Log every flare stack event in your operations platform this month with duration and volume, and list the ones that exceeded the permit limit.
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