U.S. refiners revamp operations as renewable fuel costs surge
 

U.S. refiners revamp operations as renewable fuel costs surge
NEW YORK, Sept 9 (Reuters) - U.S. oil refiners, beset by theweakest profit margins in six years, have been laying offworkers, revamping operations and ratcheting up pressure onregulators and...http://feeds.feedburner.com/~ff/reut...?d=yIl2AUoC8zA http://feeds.feedburner.com/~ff/reut...3I:V_sGLiPBpWU http://feeds.feedburner.com/~ff/reut...3I:F7zBnMyn0Lo
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