Scratch testing is one of the methods that allow well defined characterization of scratch resistance of polymeric materials, both bulk and coatings such as paints. The scratch technique has therefore ...

Scratching is the term used to describe the resistance of a solid body to penetration by an edge or protuberance on a second body that is traveling along its surface, and is typically equated with a ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Scratch and sniff stickers have gone high ...