Customers of Central Ohio Farmers Cooperative receive their biodiesel fuel from one of only two BQ-9000 marketers in the state.
A quality assurance designation awarded by the National Biodiesel Board, the recognition offers customers of COFC and its Marion Oil division such as the Ohio Department of Transportation and the city of Columbus that they receive the industry standard in soy- and animal fat-based biodiesel, said Jim Bowman, Marion Oil manager.
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(The success of the biodiesel fuel industry relies heavily on biodiesel testing <http://www.youtube.com/watch?v=s32Ke2VzrqU>, not only at the production level but at the consumer level, where degraded fuel may cause engine failures.  Of major concern to diesel and biodiesel users is the very real possibility that water has contaminated their fuel. (See http://www.youtube.com/watch?v=0YcczdvPyAk).  The potential catastrophic impact of this problem is discussed at length  in this video at: http://www.youtube.com/watch?v=-lh4qhXc_5s&feature=youtube_gdata.
Fleet Fuel's  family of inexpensive biodiesel test kits  is just a click away on the internet at:
<http://fleetbiodiesel.com/biodiesel_testing_and_supplies.html>)