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.
Down syndrome (also called trisomy 21) is a chromosomal disorder caused by the presence of all or part of an extra 21st chromosome. Since it is cause by having a *third* set of certain genes, it is not dominant or recessive in the usual sense of the word.