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.
Further information about the Senate count can be found on the Australian Electoral Commission's website. State senators must be divided into two classes: short-term senators whose terms expire on 30 June 2019, and long-term senators whose terms expire on 30 June 2022. It is a matter for the Senate to determine how this division takes place.