A concentration is like a major â it allows you to specialize in an area of your choice. All Wharton students graduate with a bachelor of science in economics, but students choose focused areas of study called concentrations. 21+ Wharton concentrations, including an individualized option.
POTUS is the acronym for President of the United States. It is only used for the sitting President, so now refers to Pres. Trump. Probably used within the White House and Security Service for decades, it was explained and popularized on the show The West Wing. Note: This question initially asked why Pres.
A callus, or callosity, is a section of skin that has become toughened and thick as a result of friction, pressure or irritation. If the friction (rubbing) is excessive, blisters will form rather than calluses. corn, clavus (plural: clavi) is a specially-shaped callus of dead skin. It usually forms on hairless and smooth (glabrous) skin surfaces, especially between the toes or fingers. Corns and calluses generally form when the skin tries to protect an underlying area from injury, pressure or rubbing.