The Materials sector showed off some strong performances in 2012, especially from the three stocks detailed in this video. Sherwin-Williams (NYSE: SHW), Cemex (NYSE: CX), and Westlake Chemical (NYSE: WLK) cap our list of top Materials stocks of the last year. Check out the video below in which our Materials analyst, Taylor Muckerman, provides some of the main reasons why each of these companies experienced such dramatic success this year. He also delves into the prospect of these success stories continuing into 2013.