This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
condensation fa swiss waddington international air show waddingtoninternationalairshow outdoor vehicle aircraft airplane This is the Swiss FA and during the display it goes very very fast. The 'smoke' you can see I'm assuming is the phenomenal air pressure over the wing causing vapour in the air to condense. It looks ace when it happens.