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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D469-1

In aluminum rolling mill operations like this one, Alcoa, Inc., tested ARS’s new biobased metalworking fluid and preferred it to the petroleum-based lubricants.

Photo by Alcoa, Inc.

640 pixels wide: (d469-1.jpg)

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Last Modified: 5/23/2006
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