No, it is not a good preservative for food, because if it is digested it can be very deadly.
Bleach is not a good preservative for foods. However, it can be used in tree or floral preservation recipes, which aren't intended for consumption.
NO!!! Coke is a horrible preservative for flowers! I just conducted an experiment on this for my biology class and the coke killed my flower!
Because you touch yourself at night
Used motor oil is a good wood preservative for old fence posts since it prevents termites from spoiling the wood.
Canola other wise known as rape oil is not safe for human or animal consumption and is now being used as a preservative.
It is difficult to say "the best"; but salt is a good preservative.
no it's not a preservative
Salt is a natural preservative.
any sodium like sodium chloride is good for preservation in meats
Preservative is a noun.
= Characteristics of a Good Questionnaire =