[chicagotribune.com] "Scientists who have reported that the Great Lakes are awash in tiny bits of plastic are raising new alarms about a little-noticed form of the debris turning up in sampling nets: synthetic fibers from garments, cleaning cloths and other consumer products.
They are known as "microfibers" — exceedingly fine filaments made of petroleum-based materials such as polyester and nylon that are woven together into fabrics.
"When we launder our clothes, some of the little microfibers will break off and go down the drain to the wastewater treatment facility and end up in our bodies of water," Sherri "Sam" Mason, a chemist with the State University of New York at Fredonia, said Friday.
The fibers are so minuscule that people typically don't realize their favorite pullover fleece can shed thousands of them with every washing, as the journal Environmental Science & Technology reported in 2011."
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