Thread: Here's What Those White Spirals Inside Airplane Engines Are For - White Spirals Inside Airplane Engines.jpg
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Old December 25th 18, 04:31 AM posted to alt.binaries.pictures.aviation
Byker
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Default Here's What Those White Spirals Inside Airplane Engines Are For - White Spirals Inside Airplane Engines.jpg
"Miloch" wrote in message news

The spirals are there as a warning to ground crew when taxiing…

But do they work?

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