Updated on Aug. 5, 2016. Delta is redefining the products it offers customers to further distinguish the choices available to them. Delta will offer best-in-class options for each of its customer segments with innovative multi-cabin experiences. Customers will have five products to choose from, including Delta One, First Class and Delta Comfort+ which offer premium amenities. Main Cabin and Basic Economy service will offer value options with Delta's high standards of service.
Rating Newest Oldest. Best Answer: The can gets cold for the same reason that any other refrigeration unit gets cold. (eg air conditioner, refrigerator, dehumidifier). Inside of the can, there is a chemical which can be used as a refrigerant. It's a chemical with a low vapor pressure. When you press the button on top of the can, you open a valve and release some of the pressure from the can.
Air is wet anyway, but when it comes out of you, it contains more water. Youâre quite a watery thing. You breathe the water out as a gas. When it hots cold air, the gaseous water condenses to a liquid because it cools down and becomes water. The gas becomes little droplets of water â like clouds. So you can see it because the water droplets scatter light better than the gas.