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.
Introduction. Urticaria â also known as hives, welts or nettle rash â is a raised, itchy rash that appears on the skin. The rash can be on just one part of the body or be spread across large areas. The affected area may change in appearance within 24 hours, and the rash will usually settle within a few days.ntroduction. Urticaria â also known as hives, welts or nettle rash â is a raised, itchy rash that appears on the skin. The rash can be on just one part of the body or be spread across large areas. The affected area may change in appearance within 24 hours, and the rash will usually settle within a few days.