Without going out to check the container I think it is 58%, which is concentrated but just short of fuming. I use it outside, very carefully.
Type: Posts; User: Roger Payne; Excluded Forums: Milsurp Knowledge Libraries (READ ONLY)
Without going out to check the container I think it is 58%, which is concentrated but just short of fuming. I use it outside, very carefully.
I gather from Instructions to Armourers (IIRC) that oil blacking was very commonly used on smaller parts & could be done locally by the armourer in question. I use it a lot in the garage workshop...