2. Vaseline is a semi-liquid mixture of alkanes or saturated hydrocarbons, also called petrolatum, which is fractionated from petroleum. Its state is between solid and liquid at room temperature, and it has three colors of brown, yellow and white according to different uses. Natural vaseline is obtained from petroleum residue concentrate such as paraffin heavy oil; Artificial vaseline is taken from pure ceresin or a mixture of paraffin and paraffin oil to thicken mineral oil. Vaseline tastes like mineral oil, but it is not kerosene. It can be used as raw materials for medicines and cosmetics, and can also be used for machine lubrication.
Third, the state divides it into four categories: medical vaseline, industrial vaseline, ordinary vaseline and capacitor vaseline.
Fourth, medical vaseline can be applied to face, hands, feet or body skin to moisten and moisturize in dry weather, and can also be applied to the inner membrane of nasal cavity to avoid bleeding due to dryness, or applied to the inner wall of nostrils for nosebleeds to prevent further bleeding.