Since the start of the 2007-2008 school year, the group - made up of 20 Skyview students and chemistry teacher Fred Michels - has been working to find economic, eco-friendly ways to purify biodiesel to meet national standards for widespread production and commercial use.
Michels said he thinks they may have found an answer.
By ZACH BENOIT Of The Gazette Staff
Full Story: http://www.billingsgazette.net/articles/2008/03/13/news/local/23-biofuel.txt
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If you'd like to learn more:
Fred Michels 406-247-2446 michelsf@billings.k12.mt.us