Blade Sharpness Research Project

[LRod]

I think I'll just keep using my blades as is and not worry about any of that!

 

[ASR]

First corking, now rock tumbling?!

 

[creamgravy]

How about this old Gillette advert about damaging blade edges with the wrapper.

https://mr-razor.com/Werbung/C 1940 Blue Gillette Blade England.jpg

 

[Lil Cooties]

How about this old Gillette advert about damaging blade edges with the wrapper.

https://mr-razor.com/Werbung/C 1940 Blue Gillette Blade England.jpg

Gillette mention damage from the paper wrapper in this video too (although specifically in the context of unwrapping the blade)