lemon juice
fruits are dipped into liquid wax
water can not preserve food it attracts mold
On meat, salt can preserve food.
They stuffed the food with salt which would let it dry out and that's how they would preserve it.
well once you have cooked the food it is ready to it so there is no need to preserve it
Water doesn't necessarily preserve food. However, the canning process can preserve food. The boiling process can prevent any transfer of bacteria, fungus or microbes.
no.
The method you are referring to is known as raw pack canning. In raw pack canning, raw food is placed directly into the canning jars and then covered with boiling liquid (such as syrup, water, or juice) before processing to preserve the food.
Salt is used to preserve food along with adding taste.
Yes
salting
they dried it