Verified answer

It will have zero effect.

If you are going through a metal detector, put the compass in the basket with your other property.

When you had to take piercings out earlier than going via protection, matters would move a lot slower in the airports lol. Suppose of what number of piercings some people have. Simply go via and should you set anything off they will wand you and which you can tell them you will have a piercing in.

Take your compass off to pass through security stations.