Art car recent years the festival has been forced to limit the number of vehicles on the playa. As such they have restricted the vehicles that are licensed to what they are now calling "mutant vehicles". There has been some confusion within the Burning Man and Art Car communities over these two terms, with some believing the terms are simply synonyms. According to art car artist and Art Car Fest organizer Philo Northrup, art cars are "street-legal vehicles that have been permanently transformed into mobile sculptures". According to the Burning Man DMV ("Department of Mutant Vehicles"), Mutant Vehicles are "'art on wheels':
Glossary of rail transport terms thesaurus. An area within the network of an operator where evacuation of passengers can be performed, depending on current operational conditions, with a minimum of risk to the passengers (e.g. stations, refuges on the line) Glossary of rail transport terms Rail terminology is a form of technical terminology. The difference between the American term "railroad" and the international term "railway" (used by the International Union of Railways and English-speaking countries outside the United States) is the most significant difference in rail terminology. There are also others, due to the parallel development of rail transport systems in different parts of the