Safety is an important part of the collaboration, which is evident when you work there.
This is evaluated by people who understand physics, chemistry, and biology, and it is the alternative science people that tend to not want to believe that and keep warning of dangers that don't exist.
It is good to always remain critical, but after a while you've used up all arguments to explain that the radiation in your microwave is not radioactive.
I guess the scary part is that they called it a leak instead of a hole. I am sure if I say there is a leak in my sock that some will start to worry.