Acronym it. This has become such a problem that it is even evaluated at the level of medical academies such as the American Academy of Dermatology. Acronyms are often taught as mnemonic devices, for example in physics the colors of the visible spectrum are said to be "ROY G. BIV" ("red-orange-yellow-green-blue-indigo-violet"). They are also used as mental checklists, for example in aviation: "GUMPS", which is "Gas-Undercarriage-Mixture-Propeller-Seatbelts". Other examples of mnemonic acronyms are "CAN SLIM", and "PAVPANIC" as well as "PEMDAS". It is not uncommon for acronyms to be cited in a kind of false etymology, called a "folk etymology", for a
Newlyn Downs cross-leaved heath ("Erica tetralix") and Dorset heath ("Erica ciliaris"). Newlyn Downs Newlyn Downs is a Site of Special Scientific Interest (SSSI) in north Cornwall, England, UK, noted for its biological characteristics. The SSSI, notified in 1997, is located mainly within the civil parish of St Newlyn East, south of the town of Newquay. The streams that rise on the site are tributaries of the River Gannel. The Downs are also designated a Special Area of Conservation. The soil of the site, deriving from slate-based mudstones and siltstones, is permanently waterlogged in large places. It is the foundation for the largest