MSG, or monosodium glutamate, is a common and widespread additive in food used mainly for flavor enhancement, but also for preservation. MSG has been used for well over a century as a food additive, but in the last couple of decades anecdotal claims of illness have been linked to MSG consumption.SG is the salt form of glutamic acid, which is a naturally occurring amino acid. Seaweeds and many other plants and vegetables contain glutamic acid.
From Wikipedia, the free encyclopedia. Auto-defrost, automatic defrost or self-defrosting is a technique which regularly defrosts the evaporator in a refrigerator or freezer. Appliances using this technique are often called frost free, frostless or no-frost.
Frozen food defrosted or thawed in the refrigerator may be refrozen. However, the bacteria in food can multiply even at low temperatures. Refrigerating food will not stop bacterial growth: just slow it.So do not refreeze food that has be defrosted for some time even if it has been refrigerated the whole time.s per U. S. Dept. of Agriculture, Meat and poultry defrosted in the refrigerator may be refrozen before or after cooking. If thawed by other methods, cook before refree â¦ zing..