Using new 3D fluorescence imaging, scientists have identified how aging polymer coatings generate corrosive compounds, leading to improved preservation strategies for cultural artifacts.

In today’s episode, Editor-in-Chief Traci Purdum will be reading a column from editor-at-large Seán Ottewell – “Why Protective Coatings Damage Metal Artifacts — and How to Fix It,” which was posted to our site on July 7, 2025