Brian Duvall's Videos (2)
Mximizing Production of Methane as a Renewable Energy Source
Scott Duvall, sophomore at Roanoke Valley Governor's School, conducts an experiment on how to inc... Brian Duvall Jan 31 11 views
Welcome To Joint Venture Lightning
Founder, Brian Duvall welcomes visitors and explains the purpose of the site and how Joint Ventur... Brian Duvall Nov. 29, 2007 35 views
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© 2009 Created by Brian Duvall on Ning. Create a Ning Network!
