because you need moisture to cause bacteria and if it is drying moisture wont get to it
Freezing is one way to preserve food products. Other ways to preserve food includes drying, canning, smoking, and vacuum sealing.
There are many ways to preserve food like putting it in the fridge that slow down the bacteria process,by proper packaging the germs will not enter the food,by drying food etc
The best type of food preservation is by drying. The shelf life of the food is increased by several months, or even by several years, by dehydration. The other way to preserve food is by canning, which is a hydrated way to preserve. If the process is done completely sanitary, then the food will preserve indefinitely.
By drying apples, or any food item, you reduce the water activity which will help prevent or slow the growth of spoilage microorganisms or pathogens.
By drying apples, or any food item, you reduce the water activity which will help prevent or slow the growth of spoilage microorganisms or pathogens.
To help preserve the food for a hard winter or for long trips.
Smoking itself does not preserve food. The salting, brining, sugaring, and drying are what act as preservative. The antimicrobial and antioxidant nature of smoking helps in the process, but the act of smoking alone does not keep food safe.
By drying it and storing it.
By drying it.
The drying removes the moisture. Microbes need moisture to grow. but some parasites can live on it as you need to put it in the open, so you need to heat it to a high temperature or freeze it before eating
Preservation techniques were the same during the Great Depression as they were prior to it - canning, smoking, freezing during winter, drying.
The vast majority of people living in the deserts live in towns and cities where electricity is available to run coolers and refrigerators that are used to preserve food. Those without electricity must rely on methods such as drying or preserving by canning or storing in salt or brine to preserve food from spoiling.