1 The largest school district by enrollment with an election in 2016 is Wake County Public School System with 153,534 K-12 students.  The smallest North Carolina school district among the nation's largest with an election in 2016 is Duplin County Schools with 9,628 K-12 students.
Freon only remains a liquid while under pressure inside your refrigerator's cooling system. The chemical changes to a gas as soon as it contacts the air. This means, when you smell freon in and around your refrigerator, you're also inhaling varying amounts of freon gas. According to the Environmental Protection Agency, freon gas is denser than air and travels very slowly to the upper atmosphere.
exists and is an alternate of . There are three kinds of answers: ones that are mostly right, ones that are mostly wrong, and those that once were right but now are wrong. When it is compressed by a mechanical air conditioning system, Freon becomes liquid, which expands again into its gaseous state when absorbing heat. 1 person found this useful.