you could say that people discovered it in ancient Egypt where they used to preserve bodies using salt. over time people have used that method food to but nowadays people just use freezers and fridges!
"Preserved meats" include any tinned (canned) meats, choritzo, pepperoni, salami (and any other cured "sausage" meats), beef jerky, smoked salmon and other smoked fish, and also types of fish preserved in brine (mackerel etc...).
Meat can be preserved by drying. This can be done by evaporation if the liquid inside the meat. Continuous evaporation and weight losses during drying cause changes of the shape of the meat through shrinkage. The meat pieces become smaller, thinner and to some degree wrinkled and darker in colour. The texture also changes from soft to firm to hard.
Meat can be preserved by salting. This keeps the moisture inside the salt. Keeping the meats taste and moisture without getting the rough and hard feel of drying meat.
Meat can be preserved by smoking. Follow this link in order for me to not have to plagiarize someone else's work.
Meat can be preserved by canning. This is putting the meat inside of a can with some other ingredients in order to keep the meat fresh for much longer.
And finally, meat can be kept fresh with a little help from the freezer. What one does is take the desired meat and inserts it into the freezer. Then when one wants to eat it, one has to defrost it and cook.
as what i have noticed, pork is the most common meat used in preservation..
pork, beef, veal, and lamb
its healthy
in the refrigerator
Salting causes bacteria on meat to dehydrate.
Meat can be preserved by drying, smoking, salting, freezing.
jerky
Poultry meat must be frozen to keep it preserved, as it is no longer considered suitable for consumption after 10 days in the fridge.
It is usually used to preserve meat products such as ham.
People started smoking meat to preserve it, before the age of refrigerators or ice boxes. The meat is preserved due to dehydration and the antibacterial properties of absorbed smoke.
Generally, jerked meat like deer sticks do not need to be refrigerated. They are preserved with the chemicals that dry the meat.
It preserved the meat and food instead of a refrigerator, which they didn't have.
Beef jerky comes pretty close, in that it's preserved by dessication. Vegetables (and meat for that matter) preserved in oil would also contain little water.
The advantages of smoking turkey meat are the delicious smoked flavour to the meat but in particular that it is preserved for longer than turkey that has not been smoked.
In a warm climate before refrigeration fresh meat had to be eaten soon after it was slaughtered. Whatever could not be eaten fresh had to be preserved quickly, by either salting, drying or smoking. The preserved meat was kept in earthenware jars. A kind of pemmican (pounded dry meat mixed with melted fat) was sometimes made. Substances containing sugars such as beer and honey were also used as preservatives.