Peroxide refers to a group of chemical compounds that contain an oxygen-oxygen single bond. The most common type is hydrogen peroxide, which is often used as a disinfectant and bleaching agent. It appears as a colorless liquid and is known for its strong oxidizing properties, making it effective in killing bacteria and viruses. In addition to its use in households, peroxide is also utilized in various industrial applications, such as in the production of paper and textiles. It can also be found in some hair dyes and dental products, where it helps to lighten hair or whiten teeth.