Drip gases, and liquid hydrocarbons produced from tar sands, oil sands, gilsonite, and oil shale. Liquids produced at natural gas processing plants are excluded. Crude oil is refined to produce a wide array of petroleum products, including heating oils; gasoline, diesel and jet fuels; lubricants; asphalt; ethane, propane, and butane; and many other products used for their energy or chemical content.
Measure 91 was the third initiative seeking to legalize marijuana for recreational use in Oregon; previous measures were 1986's Measure 5 and 2012's Measure 80 while medical use of marijuana was legalized in Oregon in 1998. Measure 91 passed by approximately 56% to 44%.
California voters passed Proposition 215 in 1996, legalizing the use of medical marijuana. The Federal government of the United States has limited the use of marijuana since the 1937 Marijuana Tax Act came into effect. Defendant Angel Raich used homegrown medical marijuana, which was legal under California law but illegal under federal law.