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.
The United States holds general elections in November of every even-numbered year. These general elections typically include presidential elections and congressional elections -- for the U.S. Senate and House of Representatives -- along with state and local elections.pecial Elections vs. Appointments. If the president of the United States doesn't complete a full term in office, whether due to death, resignation or impeachment, the vice president assumes the office of the presidency for the remainder of the term.