Boiled eggs with the shell on can be kept longer in cold water covering them.
And the same for fresh hard vegtebles like radishes or carrots.
Fish after your done cleaning it can be kept in water covering it and then frozen.
That way no air gets to it causing it to spoil.
We preserve food because it helps the food last longer
You can smoke or dry food to store it.
Embalming fluidThe chemical to preserve bodies is Natron
FOOD
water can not preserve food it attracts mold
To safely preserve food using canning without a water bath, you can use the pressure canning method. This involves sealing the food in jars and processing them at high temperatures to kill bacteria and prevent spoilage. It is important to follow proper guidelines and instructions to ensure the safety of the canned food.
Sodium bisulfite, chemical formula NaHSO3, is a white solid that is soluble in water. It can be used as a reducing agent in various chemical reactions and as a food additive to preserve the freshness of food products.
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
there is not a chemical but more like a sticky sap called resin that was used to embalm or preserve bodies of the wealthy & pharaohs
Food can be canned without a pressure cooker by using a water bath canner. This method involves submerging sealed jars of food in boiling water to create a high enough temperature to kill bacteria and preserve the food.