Food Additives

vinegar

maintains an acidic environment

prevent the growth of micro-organism

e.g.: vegetables

salt

removes moisture on the surface of dried food

micro-organisms cannot growth

e.g.: fish, meat

sodium nitrite / nitrate

prevents bacterial growth

matain the orginal colour of meat

e.g.: sausages, bacon, ham

sugar

removes water from the cells of micro-organisms

inhibits their growth

e.g.: dried fruits, jam, jelly

sorbic acid

prevents mould formation

e.g.: cheese, flour, bread, cakes