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United States Department of Agriculture

Agricultural Research Service

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Image Number D113-12

Poultry manure pellets (top) are converted to activated carbon pellets (left) and can then be ground into either granular (center) or powdered (right) form, depending on end use and filtering task.

Photo by Stephen Ausmus.

640 pixels wide: (d113-12.jpg)

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Last Modified: 8/13/2016
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