Rum part of this blending process, light rums may be filtered to remove any colour gained during ageing. For darker rums, caramel may be added to adjust the colour of the final product. Artificial ageing attempts to match the molecular composition of aged rum using heat and light. Besides rum punches, cocktails such as the Cuba libre and daiquiri have well-known stories of their invention in the Caribbean. Tiki culture in the U.S. helped expand rum's horizons with inventions such as the mai tai and zombie. Other well-known cocktails containing rum include the piña colada, a drink made popular in America
The purpose of a system is what it does be balanced by a more straightforwardly descriptive view. The term is used in many fields including biology and management. The purpose of a system is what it does The purpose of a system is what it does (POSIWID) is a systems thinking heuristic coined by Stafford Beer. Stafford Beer coined the term POSIWID and used it many times in public addresses. In his address to the University of Valladolid, Spain, in October 2001, he said "According to the cybernetician, the purpose of a system is what it does. This is a basic dictum. It stands for bald fact, which makes