Scientists Discover Rain Can Damage Paint With Tiny Electrical “Lightning”

Charged raindrops may damage paint with tiny electrical discharges that act like microscopic lightning. Weather gradually wears down painted and coated surfaces, something anyone who has had to repaint a fence has probably seen firsthand. The same problem affects far larger structures as well. Landmarks such as the Eiffel Tower and the Golden Gate Bridge [...]

from SciTechDaily https://ift.tt/DB7P6e8