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Which of the following have maximum calorific value? A. Carbohydrates B. Fats C. Proteins
D. VitaminsFood contains a number of basic...elements such as carbohydrates, proteins, fats and alcohol. These elements all produce different quantities of energy when burnt. The amount of energy...produced when one gram of any of these elements is burned is known as its calorific value.
Potato chips packets are filled with air...but with NITROGEN GAS.This is done to prevent Oxidising which ultimately results in stale .Oxygen is a very reactive gas and it's molecules react with...air, moisture and result in staling of food .Since nitrogen is less reactive than oxygen hence the packets are filled with NITROGEN gas .