Blenders are kitchen appliances you can use to blend, mix, or purée food and other substances. However, blenders usually consist of plastic, glass, metal, or some combination of these materials. They have a container with blades at the bottom that rotates around it to chop up any ingredient. But there are some things you cannot put in a blender: ● Extra Hot Liquids ● Dried-Fruits ● Potatoes ● Super-Frozen Food ● Whole Spices