Figure 1 Figure 2.
For more information - https://www.dictionary.com/browse/layman?s=t
For more information on String Theory - https://en.wikipedia.org/wiki/String_theory
Well, yeah... but if I said that, this post would run straight into the cess pit in which politicians exist. Small town councils are filled with your bloviating neighbors and political wanna-bes.
Tags and content warnings have nothing to do with each other at all. Tags are a way to sort stories for particular content.
Content warnings are notes placed by the author in the story and/or the chapter for specific items that are known to cause issue with some people.
Audience rating is pretty much the standard everywhere and how to rate the story is included in the FAQ for posting a story.