For those interested in the SEM images and looking for more, check out this site: https://scienceofsharp.com/home/ https://scienceofsharp.com/home/ The site fo

For those interested in the SEM images and looking for more, check out this site: https://scienceofsharp.com/home/ https://scienceofsharp.com/home/ The site focuses mainly on sharpening razor blades and is full of SEM images of blades in various conditions. Very cool to see. This page about burrs has some particularly cool images: https://scienceofsharp.com/2015/01/13/what-is-a-burr-part-2/ https://scienceofsharp.com/2015/01/13/what-is-a-burr-part-2/