As head of Americaâs largest oil company, Mr. Tillerson has earned a friendship award from Russia and voiced skepticism about American sanctions that have halted some of Exxon Mobilâs biggest projects in the country.
Top 10 facts about the world. Welts are bumps in the skin that are caused by a fluid buildup directly below the surface of the skin. A number of things can lead to the development of a welt, ranging from trauma to the skin to an allergic reaction.
By Shelby D Burns, February 25, 2013. Hives, or urticaria, affect about 20 percent of all people at one time or another. They can start as a simple itch followed by swollen, red welts. The itching may be mild and annoying to severe and debilitating. Some things can make it worse: aggressive scratching, alcoholic beverages, exercise, and emotional stress.