The following is a really interesting video that combines a history lesson as it also shows how you how you can salt your own pork. One day it may become necessary so watch closely and take notes!
This truly is an inspirational video. If you consider yourself a true survivalist or prepper you might want to give this salted port preservation method a try.
While we would never want to go back to the olden days where infections were common from ill prepared food, it is nice to see some of the preservation methods coming back up during the present. It's nice to be able to be prepare food like this if ever it is necessary.