However, lesions of this type are benign and not the cause of a sexually transmitted disease. Wait until the burn has been cooled, though it should not seal heat in. You can buy it in gel form, which may be easier on the skin. Solutions were obtained by dissolving the reagents in 1:1 (v/v) water/ethanol with 0.1 mol L-1 HClO4 as the supporting electrolyte.