We love certain products and have no idea what they're made of. But very often this information brings a lot of surprises: potato chips aren't actual potato slices, tomato ketchup doesn't contain only tomatoes and there's a secret ingredient that gives Cola-Cola its signature taste. What's that ingredient? Let's explore these 19 everyday things made in a strange way. Learn more about your ad choices. Visit megaphone.fm/adchoices