Sodium chloride absorb water and as a consequence all microorganisms are destroyed.
For preserving food (mostly meats).
It absorbs moisture. Keeps the food dry
Salting food is a method of preserving it.
The Mayans produced salt near the oceans by drying seawater on large flats. It was an important part of their diet and was critical in preserving their food. They dehydrated their food by covering meat and other food items with salt.
Iodized salt is not generally used in preserving food because the added mineral tends to change the color of the food in the canning or preserving process, making the food appear less appealing. ... starrskitchen.com
Oxygen absorbers typically take about 24 to 48 hours to work effectively in preserving food freshness.
Fermenting, salt-curing, smoking, canning, and freezing.
The traditional method for preserving capers in salt involves harvesting the capers, rinsing them, and then layering them with salt in a container. The salt draws out the moisture from the capers, preserving them and enhancing their flavor.
Pasteurization
No, salt does not work the same as silica gel. Salt absorbs moisture to dissolve and create a saline solution, while silica gel adsorbs moisture onto its surface. Silica gel is more effective at reducing humidity and preserving items like electronics, clothing, and food products.
Pouring salt into water can help dissolve the salt and increase the water's salinity. This can be useful for cooking, preserving food, or creating a saline solution for medical purposes.
Foods soaked in vinegar are pickled, and soaked in salt are salt-cured. Both are means of preserving food. <><><> It is called "pickling"