Yes, carbonated water can potentially explode or burst in a freezer if it is left for an extended period. Carbonated beverages contain dissolved carbon dioxide gas under pressure. When a carbonated beverage is exposed to extremely low temperatures, such as those found in a freezer, the carbon dioxide gas can become trapped and expand as it freezes. This pressure buildup can cause the container to rupture or explode.
It's important to note that the time it takes for carbonated water to freeze and potentially burst in a freezer can vary depending on various factors such as the temperature of the freezer, the carbonation level of the water, and the type of container it is stored in. Therefore, it is advisable to avoid freezing carbonated water to prevent any potential hazards.
If you need to chill carbonated water quickly, it is recommended to place it in the refrigerator rather than the freezer, as the lower temperatures in the fridge can help cool the water without the risk of freezing and possible container damage.