| abstract |
A method for detecting ultraviolet (UV) radiation can include, applying a UV indicator ink on human skin, the applying resulting in a first impression on human skin, wherein exposure of the first impression to ultraviolet radiation changes a color of the first impression to a first color, and applying a standard colored ink on human skin. The applying of the standard colored ink may result in a second impression on human skin located proximate to the first impression, the second impression having a second color. Related applicator devices are also provided. |