I honed my straight razor using each grade of 3M polishing paper, then stropped it with various compounds and took pictures under 15x magnification : r/wicked_edge

What would you do about this discoloration on the roof of my truck

Do you know what I'm doing? : r/HVAC

Chromium Oxide on Balsa Straight Razor Stropping

Do you know what I'm doing? : r/HVAC

Do you know what I'm doing? : r/HVAC

Does polishing the edge of a blade with high grit stones improve

I took pictures at 15x magnification before, during and after

3M™ Sof-Lex™ 1956 Finishing & Polishing Strips - Henry Schein Dental

A better view of the spiral jewelling : r/Machinists

Cleaning a knife : r/knifemaking

BIO 171L Flashcards

I took pictures at 15x magnification before, during and after

Bio 1 M2L1 Fundamentals of Microscopy - Fundamentals of Microscopy