| http://www.w3.org/ns/prov#value | - The increase is a result of an increase in production gallons and also the price of chemicals were higher for the fiscal year 2011 compared to fiscal year 2010.Production labor, repairs and maintenance and other plant costs totaled approximately $5.6 million, or 3.3% of cost of goods sold, for the fiscal year ended September 30, 2011, compared to $5.3 million, or 4.9% of cost of goods sold, for fi
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