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 riots boats had been seized and approximately 100,000 mackerel thrown overboard. By midday messages were sent to the fishing communities of St Ives, Mousehole and Porthleven for help in intercepting the further 100 non-Cornish fishing vessels still at sea in the area. Within minutes of the riot's beginning, a message was sent to the county police station at Chyandour in Penzance asking for assistance, and by mid-morning a large number of police had assembled from all parts of west Cornwall. Since an estimated 100 Lowestoft vessels were still at sea a small steamer was dispatched, containing the Newlyn harbour master, to