: to make (something) more attractive usually by putting something on it.
There are several types of mercury. They include metallic mercury, and both inorganic and organic mercury compounds. Many of these forms are found in our environment, however, the most common natural forms include metallic mercury, mercury sulfide, mercuric chloride, and methylmercury (http://www.atsdr.cdc.gov/toxprofiles/tp46.html).
Mercury is a naturally occurring element found in air, water and soil. Mercury exists in a number of different forms: elemental mercury. metallic mercury inorganic mercury compounds. organic mercury compounds.