[FabHK]

Near-crash due to dropped pen: Air show plane went into nose dive after loose pen in cockpit jammed the controls

https://archive.is/YmIgB

[bbojan]

There was a helicopter crash in Canada due to an unrestrained tool bag: https://www.google.com/amp/s/beta.ctvnews.ca/local/ottawa/20...

And this one in Ireland due to a rag: https://www.irishtimes.com/news/helicopter-crash-caused-by-c...