1) Curing:
The earliest form of food preservation in history is perhaps the curing of various foods, particularly meat.
The process involves the dehydration of liquids...
In the Medieval period, people enjoyed drinking as much as we enjoy it today, and because they did not have water filters back then it was actually even more necessary to drink a brewed beverage.
Ships were an important part of Viking society, not only as a means of transportation but also for the prestige that it conferred on her owner and skipper.