Will a frozen 2 liter explode?

Online Answer
As the water in the soda freezes, it tries to push the carbon dioxide out. But, the sealed container doesn't give it anywhere to go. The pressurized CO2 stores energy and with the pressure already on the bottle from the expanded ice, the bottle eventually bursts..
Related Questions 📌
The Mpemba effect is the observation that warm water freezes more quickly than cold water. ... Hence the faster freezing. Another is that warm water evaporates rapidly and since this is an endothermic process, it cools the water making it freeze more quickly.
You can also be putting your health at risk if you refreeze melted ice cream. It is only safe to refreeze ice cream if it is slightly melted and has been kept cold. If it melted outside the freezer, refreezing it and eating it could be unsafe. When ice cream melts, bacteria such as Listeria can grow.