17 Junk Food Facts That Might Convince You To Eat Healthier4. Fuel in SnacksImage Credit: https://www.pinterest.com/pin/125960120804656892/Twinkies, over 500 million of which are sold each year, contain cellulose gum to give it a smooth feel which is also an agent used in rocket fuel. Unbelievable, isn’t it? Pages:< >