Norsk Forurensningskontroll AS (literally "Norwegian Pollution Control") or NFK was a specialized Norwegian aviation company and aircraft operator, with a fleet of four de Havilland Canada DHC-6 Twin Otter aircraft. The company was founded in 1983 and initially intended to operate the aircraft to apply dispersants on oil spills at sea, as a part of the national oil spill defense system. However, due to oil companies, departemental and government politics the company failed to establish such a service and instead operated the aircraft for charter, before deciding to liquidate the company in the autumn of 1986. The airline had its main base at Bodø Airport, and was planning to establish oil-spill protection bases at Hammerfest Airport and Kristiansund Airport, Kvernberget. During its existen