Agriculture; forestry; timber
|
Environmental quality, conservation, and wildlife preservation
|
Government; local; municipal; parish; state; federal
|
Homeland security
|
Law and lawyers
|
Manufacturing; oil and gas; mining; refining; production; chemical industry
|
Manufacturing; wholesale
|
Public safety, police, and fire
|
Transportation
|
Unions, labor issues, and special advocacy groups.
|
Utilities; electric; gas; water; nuclear
|