Hydrogen peroxide is a substance compound with the equation H202 In its unadulterated structure, it is an extremely light blue fluid, marginally more thick than water. Hydrogen peroxide is the least complex peroxide (a compound with an oxygen–oxygen single bond). It is utilized as an oxidizer, fading operator, and germicide. Concentrated hydrogen peroxide, or "high-test peroxide", is a receptive oxygen animal varieties and has been utilized as a fuel in rocketry.Its science is commanded by the idea of its insecure peroxide bond. Hydrogen peroxide is shaky and gradually breaks down within the sight of light. In light of its precariousness, hydrogen peroxide is commonly put away with a stabilizer in a pitifully acidic arrangement in a dull shaded jug. Hydrogen peroxide is found in natural frameworks including the human body. Catalysts that utilization or decay hydrogen peroxide are delegated peroxidases.