The organisation of the city appears to have differed from that of other Maya sites and appears to have been geared towards a specialised coastal trade in salt.
Steel is a solid solution, a subtype of chemical mixtures that involve two or more molecules in a solid state that combine to form a single substance while retaining their individual identities. The component metals making up steel are not chemically bonded together. Continue Reading.
6. Apply the acid solution. Apply a light layer of the solution to the metal and allow it to air dry. The acid can be applied with a spray bottle or paint brush, although the acid will quickly deteriorate any metal components of the spray bottle.. Clean your steel or iron thoroughly. The acid and copper solution will work best when the metal is very clean. There are commercially available products designed for cleaning scale or corrosion from metal, but a wash and rinse with soap and water will generally be sufficient.