Foods like oranges, lemons, yogurt and apples have a sharp taste because they contain naturally occurring acids. Citrus fruits contain citric acid, apples contain malic acid and yogurts are rich in lactic acid. In this text-based activity, students summarise the functions and uses of citric acid as a food additive.
Fats
July 17, 2018
Many foods contain fats and unsaturated fats are prone to oxidation. If this happens, they can produce unpleasant and harmful substances which make the food