Mineral oil is purified according to its use and is available in three different grades in the market. Mineral oil is sometimes called liquid petroleum because its composition and chemical properties are the same.It is composed of aromatic hydrocarbons, naphthenic oils and paraffinic oils. Mineral oil is used as lubricant in heavy equipment industry.ineral oil is purified according to its use and is available in three different grades in the market. Mineral oil is sometimes called liquid petroleum because its composition and chemical properties are the same.
Head Trauma Links to Dementia. Various physical traumas like brain injury, tumors, oxygen deprivation or exposure to heavy metals can also cause dementia. Dementia pugilistica, or boxer's dementia, is caused by repetitive trauma to the head, while post-traumatic dementia occurs after a single incident of brain injury. The dementia itself can be caused either by direct tissue damage or by swelling, infection or fluid collection.
More than 50% of comas are related to head trauma or disturbances in the brain 's circulatory system. Problems that can lead to coma include: 1  Trauma: Head injuries can cause the brain to swell and/or bleed. 2  When the brain swells as a result of trauma, the fluid pushes up against the skull.