1. DuraBlue Nitre Aerosol Kit Spray On Nitre Bluing Get The Sought-After Look of Nitre Bluing Also known as Fire Blue, Nitre Bluing was historically seen on small parts of handguns and long guns

2. All the non-generic resources of this type are: Anthracite Graphite Lignite Nitre Peat SulfurThe various resources within this type are interchangeable for crafting common items