Quote Originally Posted by deebee View Post
I have just been informed by a 'gobby ' English guy (ie don't believe a word he says without proof cos he has ALL the answers!) at my range, that if you degrease a part & then rub it with the sap from an oak branch, it blues it Anybody heard this one before?
If not, I'll let you know when I've tried it!!
db
Hi Dave

This isn't so daft as it sounds.

I've noticed when log splitting Oak the sap turns the blade black/blue.



All the best Mick