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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K8006-1

Physical science aid Ashley Maness and technician Tim Bond calibrate a feeder used to accurately meter starch into a twin-screw extruder for processing of biodegradable materials.

Photo by Keith Weller.

640 pixels wide: (k8006-1.jpg)

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Last Modified: 5/23/2006
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