I just know now what is concrete. I thought it's only a word that is the antonym of "abstract." So, the Romanians discovered concrete? Who was the first man discovered it?
I just know now what is concrete. I thought it's only a word that is the antonym of "abstract." So, the Romanians discovered concrete? Who was the first man discovered it?
Thanks for thaw wonderful questions? lol. ill try to research it