>>116521607Well, I think they are just using the whole vaporizing water taking some extra energy from its surroundings thing to create area of cooler temperature.
They clearly have access to water since it was raining during the addict song, and if they close the cooling are off from runaway heat they can keep making it colder until freezing point is achieved.
To make the process faster they can also utilize refrigerant since they clearly have access to means of producing them since of the wide spread use of chlorate oxidizer, mainly in Cherrybombs.... "bombs".
