Libre are fine in the full body scanner. I have removed my pump and gone through them with a Libre attached multiple times and had no issues.I wouldn't advise going through the full body scanner.
Thanks @helli for letting us know. I've never taken my pump off to go through so I wasn't sure about the Libre. I do know from early days on the FB Libre group that library Xray scanners used to break the sensors. I expect that's been resolved now.Libre are fine in the full body scanner. I have removed my pump and gone through them with a Libre attached multiple times and had no issues.