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Treated Sawdust May Help Sop Up, Burn Off Arctic Oil Spills

Federal researchers looking for ways to contain petroleum spills in frigid Arctic waters are investigating whether a powder form of humble sawdust can provide a solution. Researchers at the Department of Energy's Pacific Northwest National Laboratory are testing chemically modified wood flour to determine whether it can enhance burning of crude oil after a spill. Tests of small batches treated with components of vegetable oil indicate the material will grab onto crude oil and help...

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