Episode 148 - March 22 2010 by ACS Science Elements published on 2016-02-07T18:47:16Z A new roof coated with something found in almost every fast food restaurant could help save energy. A process used in plasma TVs could produce an ultra-clean fuel. Eating less meat and dairy products probably won’t affect global warming. We conclude this week’s special edition of Science Elements with a pair of stories: sourdough bread and wine. Genre science elements