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Wing de-icing on jets uses bleed air which reduces maximum engine power and efficiency. There's a good reason it's not on by default, because 95% of the time it's not needed and the trade-off would make no sense.

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Admiral Cloudberg
Admiral Cloudberg

Written by Admiral Cloudberg

Kyra Dempsey, analyzer of plane crashes. @Admiral_Cloudberg on Reddit, @KyraCloudy on Twitter and Bluesky. Email inquires -> kyracloudy97@gmail.com.