The airline companies have freight storehouses at the airports where arriving or departing freight is stored. The fuel companies have fuel depot or tank farm, the area where the large amount of fuel used by the aircraft is stored. In addition, the meteorological service has a weather station and facilities for receiving data from other stations. There is also a fire-fighting and emergency service which as fire fighting vehicles and ambulances. Besides extinguishing fires, the fire-fighting vehicles can foam runways if there is to be an emergency landing.