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If you’re like we are at SuperFanCoolers.com, you probably regularly enjoy a cool beer outside on a warm day. If you’ve done this without a good cooler, you will have noticed that cold drinks don’t stay cold for very long when it’s hot out. So why is this? In this article we’re going to take a real quick look at the science behind heat transfer, so that we know exactly why it is that we need a great cooler for our beverages. The three ways that cold things get hot when they’re in a warm environment are conduction, convection, and radiation. 1: Conduction Conduction is where heat is transferred due to actual molecules bashing together. A warm molecule hits a cold molecule, and bam! Heat is transferred from one to the other. Because molecules are a lot denser in solids and liquids than in gases, conduction has much more of an effect where solids or liquids are concerned. This is why packing beer cans in ice or icy water will cool them down faster than just putting them in a refrigerator. But coolers provided by superfancoolers like party cooler, nfl coolers and sport coolers have minimum conduction, which leads to high rate of cooling. 2: Convection Convection is where heat is transferred through the motion of liquids or gases, like cold wind blowing on your exposed face. Natural convection occurs when the movement of the fluid (gas or liquid) is not artificially forced, like when something hot heats the air around it – the air then rises and is replaced by cooler air. This is why you should put your beer cans at the bottom of your cooler rather than the top: put them at the top and the coolest air from the ice will be below them, pushing the warmer air to the top and not keeping the cans as cold. 3: Radiation The last type of heat transfer is radiation. Radiation is heat moving through empty space, like the heat that radiates from a fire or a red-hot poker. Radiation is why if you put hot cans that have been in the sun back in your cooler they will warm up the cooler cans next to them.
Article Source: http://www.articlewarehouse.com
Kavin Yardly Site Representative Online Retailer for Lunch Cooler & Party Cooler- Superfancoolers.com
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