IPA: /oʊˈlɛfɪn/
KK: /oʊˈlɛfɪn/
A type of hydrocarbon that has at least one carbon-carbon double bond, commonly used in the production of plastics and synthetic fibers.
Polypropylene is a common olefin used in various packaging materials.
Olefin comes from the French word 'oléfine', which is derived from the Latin 'oleum' (meaning oil) and the suffix '-in', which is used in chemistry to denote substances. The term originally referred to the oily nature of the compounds produced in the process of making these hydrocarbons.
Think of 'oil' ('oleum') to remember that 'olefin' refers to compounds that have an oily characteristic.