Mineral oil, derived from petroleum, is a colorless and odorless liquid. It’s widely used in the cosmetics, pharmaceutical, and food industries. Known for its lubricating and moisturizing properties, it’s a key ingredient in many skincare products, offering a smooth, non-greasy feel. Its stability and purity make it a reliable component in various formulations. Mineral oil is used as an overlay covering microdrops of culture medium in petri dishes. It is an active ingredient in baby lotions, cold creams, ointments and cosmetics. It is also used in electrical and mechanical industries as thermal fluid in electrical components and non -conductive coolant. It finds application as a transformer oil, as an anti rust agent for blades and as an insulator in high voltage switchgear. Further, it is used to store reactive metals like lithium, sodium, etc and in X-ray crystallography to suspend crystals.