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Schematic of the coating layers in a typical automobile composite body. Mar and scratch damages from a variety of object impacts are shown. Credit: Eastman Chemical Co./ K. Irvine, NIST

To improve auto coatings, new tests do more than scratch the surface

Scientists at the National Institute of Standards and Technology (NIST) have developed a new suite of tests for simulating scratching processes on automobile clearcoats. Data from...