The fact that food storage in the refrigerator will be much longer than the outside, but not so that we abuse and preserve the infinite time.
The meat packed for export will be stored in cold storage at very low temperatures, -50 degrees Celsius, maybe for 6 months.As for the family refrigerator, the freezer is only from -12 to -18 degrees Celsius, the meat can be left for a month.Therefore, your family put meat in the refrigerator for a month, when giving up defrosting can still eat.
When stored in the refrigerator, the food itself is infected with microorganisms.Meanwhile, only high temperatures can kill microorganisms, low temperatures will cause them to shrink and do not work anymore.If the refrigerator is left for too long, microorganisms will adapt, act and grow slowly, thereby producing toxins, causing other diseases.
Regardless of any food, not only meat, in the refrigerator for too long, their ingredients are transformed.The meat has no signs of rancid, processing can not be as delicious as when fresh.Ideally, you try to eat out early, should not be left too long.
You can do it to ensure that the frozen food is safe, such as holding a thermometer in the freezer to maintain the temperature at -17 degrees Celsius;Avoid placing food still hot in the freezer, need to cool at room temperature;Do not open the cabinet regularly.
The types of meat should cover, do not let the air get in, do not leave the masses large but should cut with the weight of enough meals to facilitate thawing.