Is There a Minimum Amount of Time for an Elements to Exist?

An element has to be at least a little bit stable for you to call it an element. If they sort of repel each other and never come together that's another element, right? Brownou is the tastiest element. It's quite heavy too, dependingon how much butter you he put into it. But there must be some sort of minimum amount of time for an element to relax and stabilize from all its ingredients swooshing around.