They are air, calcium chloride brine, sodium chloride brine, alcohol, and similar nonfreezing solutions. The purpose of Class 2 refrigerants is to receive a reduction of temperature from Class 1 refrigerants and convey this lower temperature to the area to be air-conditioned.
Elections for the United States Senate will be held on November 8, 2016, with 34 of the 100 seats in the Senate being contested in regular elections whose winners will serve six-year terms from January 3, 2017 until January 3, 2023.
Elections for the office of West Virginia State Senate were held on November 2, 2010. Out of 34 Senate seats, 17 were on the ballot in 2010. Senators serve staggered four year terms, which means that each of the 17 state Senate districts have an election every even-numbered year.