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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K4524-17

Plant estolide-based hydraulic fluid could replace conventional fluid in a wide range of industrial and farm equipment. Here, a specialized machine built for soil sampling uses hydraulics to raise or lower its height, adjust its width, and drive the wheels.

Photo by Scott Bauer.



640 pixels wide: (k4524-17.jpg)




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Last Modified: 5/23/2006