1. Misuse of food additives like () in meat and meat products, caffeine in cola drinks, sulfur dioxide in dried fruits. 2. Use of non-permissible food additives such as () in noodles and snack foods, () in flour, sodium cyclamate in juice drinks. 3. Use of non-permissible food color such as () in candies and biscuits. 4. Presence of food contaminants such as () in peanut butter, corn-based snacks,() in soy sauce, () in marine products.