Illinois has a primary election.
Primary elections are held in April.
The primary use of geothermal energy is in the agricultural industry. This type of energy is the primary source of heat in greenhouses.
Illinois has a bicameral legislature.
The state
The terrain in Illinois is primarily flat.
The next Illinois general primary election will be March 20, 2012.
Open Primary - Private Choice
HD makes a weight of oil they call "Sport-Trans" that is made for use in the Sportster primary. Or, you can use any 30W non-detergent oil.
Caucus, Nominating Convention, or Primary
Illinois
primary and non primary