This is the 10755th most frequent Russian word.
вскрываться
"Вскрываться" means "to open up" or "to reveal oneself."
In this sentence, "вскрываться" is used to describe the process of opening or starting to open, possibly due to external factors such as heat.
Ящик начал вскрываться, когда его нагрели.
The box began to be opened when it was heated.
Here, "вскрываться" metaphorically refers to the uncovering or revelation of information or facts.
На совещании вскрылись интересные факты.
Interesting facts were revealed during the meeting.
In this example, "вскрываться" denotes the ease or manner in which the food package can be opened.