It consists of a papule from which the contents are not easily expressed. When inflamed these lesions form pustules and nodules. The open form of comedo, called a blackhead, is rarely inflamed. It has a dilated opening from which the oily debris is easily expressed.
The Tropic of Capricorn is the circle marking the latitude 23.5 degrees south where the sun is directly overhead at noon on December 21, the beginning of winter in the northern hemisphere.
Finally, Capricorn is the earth cardinal sign, and simply exudes authority and leadership through strong practical skills and a high level of wisdom and maturity. In compatibility, mode expressions like these are tinged with romance, and help to explain how two cardinal signs might function as partners.