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.
Dry skin. Dry skin is one of the most common causes of itchy skin. If people do not see any bright red bumps or notice a sudden change to their skin, dry skin is a likely cause. Environmental factors that can lead to dry skin include excessively hot or cold weather with low humidity, as well as washing too much.