What happened here?

https://ibb.co/JpGyTwH

This is a Rhodium connector. Pulled the plug out to rewire and this looks like brown dust in one side of the plug. Rust?

tom201506-05-2021 7:45pm

ebm Details Discussions Posts This discussion Message User 9,311 posts 06-05-2021 at 08:58pm Copy Comment URL Report Comment Edit Delete Its not very well made if this happens.