| http://www.w3.org/ns/prov#value | - In comments filed earlier this month with the Pipeline and Hazardous Materials Safety Administration (PHMSA), part of the Department of Transportation, the American Association of Railroads and the American Short Line and Regional Railroad Association called on regulators to require that all tank cars used to carry liquids such as crude oil and ethanol to be retrofitted or phased out, and new cars
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