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United States Department of Agriculture

Agricultural Research Service

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Image Number K9855-1

On the left is a swatch of 50-50 cotton-polyester blend carpet that was treated with maleic acid to make it resistant to flame spread. On the right is an untreated swatch of the same type of carpet after an identical flammability test.

Photo by Peggy Greb.

640 pixels wide: (k9855-1.jpg)

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Last Modified: 6/27/2017
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