This U.S. industry comprises establishments primarily engaged in providing air transportation with no regular routes and regular schedules (except nonscheduled chartered passenger and/or cargo air transportation). These establishments provide a variety of specialty air transportation or flying services based on individual customer needs using general purpose aircraft. Providing air transportation of passengers or passengers and cargo with no regular routes and regular schedules--are classified in U.S. Industry 481211, Nonscheduled Chartered Passenger Air Transportation; Providing air transportation of cargo without transporting passengers with no regular routes and regular schedules--are classified in U.S. Industry 481212, Nonscheduled Chartered Freight Air Transportation; Crop dusting using specialized aircraft--are classified in U.S. Industry 115112, Soil Preparation, Planting, and Cultivating; Fighting forest fires using specialized water bombers--are classified in Industry 115310, Support Activities for Forestry; Providing specialized air sightseeing services--are classified in Industry 487990, Scenic and Sightseeing Transportation, Other; Operating specialized flying schools, including all training for commercial pilots--are classified in U.S. Industry 611512, Flight Training; Providing specialized air ambulance services using specialized equipment--are classified in U.S. Industry 621999, All Other Miscellaneous Ambulatory Health Care Services; Operating recreation aviation clubs--are classified in Industry 713990, All Other Amusement and Recreation Industries; Operating advocacy aviation clubs--are classified in U.S. Industry 813319, Other Social Advocacy Organizations; Aerial gathering of geophysical data for surveying and mapping--are classified in Industry 541360, Geophysical Surveying and Mapping Services; and Providing aerial and/or other surveying and mapping services--are classified in Industry 541370, Surveying and Mapping (except Geophysical) Services.