What are potassium sulfate and barium hydroxide?

Chemical chemical compound inorganic compound substance class concept with variable precision non-product substance or conceptual substance visible object conceptual object True Knowledge object attribute, relation or class.

True Knowledge object object used in the implementation of the True Knowledge system attribute, relation or class attribute, relation or class (the union of attribute, relation and class).

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.