Powder is a finely ground material, typically consisting of small particles that can be easily dispersed. The particles can be of varying sizes, depending on the application of the powder. Powders can be made from a variety of different materials, including metals, minerals, chemicals, and plants.

Powders are often used in a range of industrial, scientific, and consumer applications. They are widely used as raw materials in the manufacturing of products such as cosmetics, medications, and food items. Powder formulations are often chosen because of their convenience, ease of transport, and their ability to be easily mixed with other ingredients.

Powders can also be used as an effective way to deliver active ingredients in drugs, with the small particle size of the powder allowing for easy absorption by the body. They can also be used in scientific applications, such as in the creation of new materials, or for studies involving finely divided particles.

Some common forms of powder include flour, sugar, baking powder, and talc. Each form of powder has specific applications depending on the desired end use, and the properties of the material from which it is made.