How important are post-mitigation tests?

Very important! It is the only way to know if your system is working effectively. The radon professional will leave instructions on how to prepare for and conduct this post-mitigation test.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.