Industrial oil is a broad category of lubricants and fluids designed for use in various types of machinery, equipment, and industrial processes. These oils are formulated to meet specific requirements such as reducing friction, protecting against wear, ensuring efficient operation, and extending the lifespan of the equipment. They can include hydraulic oils, gear oils, compressor oils, turbine oils, and others, each tailored for specific applications like cooling, lubrication, or transferring power within industrial settings