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Sorching summer, many people like to canned soda or beer in the refrigerator freezer, many restaurants and supermarkets also supply frozen beverage service. Little imagine, this has a lot of potential safety problems. Recently, some netizens said tweeting, frozen in the refrigerator of coke was exploded. The expert reminds, frozen canned drinks need to be careful, especially in tin carbonated drinks, still can have the danger of explosion.

Reporter experiments: the spray cans TAB

Reporters came to the supermarket to see, on the part of the carbonated beverage packaging, relevant precautions are marked. A beauty in tinned carbonated drinks, clearly marked with the following words: "forbid heating or 0 ℃ below freezing.

Subsequently, the reporter bought two cans of soda. A TAB can be pull off completely. Another is the concave design TAB. Put two cans of soda bottles in the freezer. Hours later, out of carbonated drinks.

First experiment TAB can be completely pull off cans. With his hand shook a little bit about the beverage bottle, ready to open the bottle caps, unexpectedly, had just opened a little easy TAB, TAB at the instant of the open by the pressure, the inside of the beverage instant overturned the TAB, spewing out. Then, in the same step experiment under the recessed ring-pull cans, didn't happen before.

Reporters visited nanjing part of the hotel and restaurant, found that when there is a frozen dinner guests in tin carbonated drinks, inn-keeper says can be frozen.

Experts advise: carbonated drinks do not freeze

International food packaging association secretary-general, famous environment environmental protection, food safety experts professor dong jinshi, tinned drink can't heating or refrigeration, can lead to GuanPing explosion. And some enterprises in order to reduce costs, will cans walls more do more thin, the risk of increased when consumer consumption.

The chief introduction of the nanjing a large beverage production enterprise, after freezing, change gas solubility of carbonated soft drinks, drinks dissolved in the liquid carbon dioxide can be released, increasing the pressure in the tank. Because the cans are sealed, so at the moment open TAB, it is possible to the phenomenon of explosion. "Considering the safety of the consumers, we in the production of canned carbonated beverage packaging, write a ban on refrigeration or heating on." The official said.

The personage inside course of study says, beer and champagne will also have the danger. So suggest citizens, if really wanted to drink cold drink, can pour drinks after a larger container put in freezer or on the rocks.

Journalists before the experiment, two different kinds of cans, the experimental results are different. The nanjing institute of engineering materials Kong Fan new professor explained that the old cans use could be more pull off TAB, the TAB at the instant of the open, there will be pressure to rush up, TAB edge is sharp, is likely to cause harm to people. Now the cans TAB is the concave design more, not easy to out of the tank is to provide a protection.