It won't freeze to death. According to the query thousands of health-related information, pork tapeworm, also known as chain tapeworm, pork tapeworm worm in the outside world to survive a long time, at 4 degrees Celsius can survive for a year, minus 30 degrees Celsius can also survive 3 to 4 months, only 2% iodine and 100 degrees Celsius high temperature can kill it.