Meats, meat products and solutions and gravy. Called "the cafeteria germ" because a lot of outbreaks result from foods still left for extensive periods in steam tables or at space temperature. Keep very hot foods scorching (about 140 degrees F) and chilly foods chilly (forty levels F or underneath); https://telebookmarks.com/story10257324/the-smart-trick-of-how-toxic-is-botulinum-toxin-that-nobody-is-discussing