The four primary types of oil are: (1) The Very Light Oils / Light Distillates which include: Jet Fuel, Gasoline, Kerosene, Light Virgin Naphtha, Heavy Virgin Naphtha, Petroleum Ether, Petroleum Spirit, and Petroleum Naphtha.
Reye's syndrome. Definition. Reye's (Ryes) syndrome is a rare but serious condition that causes swelling in the liver and brain. Reye's syndrome most often affects children and teenagers recovering from a viral infection, most commonly the flu or chickenpox.
Sundowners Syndrome is a condition most often associated with early-stage Alzheimer's, but has been known to affect the elderly recovering from surgery in hospitals or in unfamiliar environments. Occasionally, the syndrome will affect people in the early morning hours.