What are food preservatives ?

How many of the following are food preservatives ? potassium metabisulphite, aspartame, sodium benzoate, BHA, saccharin, alitame, dulcin.

What do you mean by food preservatives ? Give names of any two food preservatives.

Which of the following are not used as food preservatives?

What is food?

Which one of the following is a food preservative ? Equanil, Morphine, Sodium benzoate.

Name two food preservatives.

What makes food sour?

What is food web?

Explain the following term with one example : Food preservatives.