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 major fishing port. The natural protection afforded by the Gwavas Lake (an area of seawater in Mount's Bay) led to many local fishermen using this area as a preferred landing site. The Spanish Raid of 1595 destroyed Penzance, Mousehole and Paul as well as Newlyn. In 1620 the Mayflower stopped off at Newlyn old quay to take on water. A plaque on the quay reads: In 1755, the Lisbon earthquake caused a tsunami to strike the Cornish coast more than away from the epicentre. The sea rose ten feet in ten minutes at Newlyn, and ebbed at the same rate.