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The main visible effect is the plastic will appear chalky and will fade. The surface of the plastic becomes brittle. This usually only effects the surface layer of the material and usually does not extent beyond a 0.5mm depth. However, stress concentrations caused by the highly brittle nature of some plastics may well lead to complete failure.

Title: In what ways does UV affect plastic?
Description: The visible affects of UV damaged polymers.
Published: 12/11/2009
Last Edited: 9/18/2013
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