Crambe oil
{{Short description|Seed oil from Crambe abyssinica}}
{{Use dmy dates|date=May 2021}}
Crambe oil is an inedible seed oil, extracted from the seeds of the Crambe abyssinica, a multibranched annual plant that is native to the Ethiopian Highlands also known as Abyssinia.{{cite book
| last = Mascia
| first = P.N.
| last2 = Scheffran
| first2 = J.
| last3 = Widholm
| first3 = J.M.
| title = Plant Biotechnology for Sustainable Production of Energy and co-products
| publisher = Springer Berlin Heidelberg
| series = Biotechnology in Agriculture and Forestry
| year = 2010
| isbn = 978-3-642-13440-1
| url = https://books.google.com/books?id=j-ia88HtH1QC&pg=PA231
| access-date = 18 May 2021
| page = 231
}} The oil has been shown to consist of 55-60% erucic acid. The Australian Farm Diversification Information Service writes:
:Intermediate product derived from high erucic acid oil include: triglycerides; erucamides; amines, behenic acid; erucyl alcohol; behenyl alcohol; wax esters; fatty acids; brassylic acid and pelargonic acid. These products are used to manufacture a multitude of industrial consumer items such as lubricants; heat transfer fluids; surfactants and coatings; cosmetics; polyesters; plastics and nylons.{{cite web
| url = http://www.dpi.vic.gov.au/dpi/nreninf.nsf/childdocs/-22C871BE2A0105794A2568B30004D413-45149BF85B8EB0A2CA256BC7008242E5-5F1E116ACE52223C4A256DEA00278232-D6EA344BF822B175CA256BCF000BBD51?open
| title = Crambe
| date = September 2002
| accessdate = 21 October 2006
| publisher = Australian Farm Diversification Information Service
| archiveurl = https://web.archive.org/web/20060906073052/http://www.dpi.vic.gov.au/dpi/nreninf.nsf/childdocs/-22C871BE2A0105794A2568B30004D413-45149BF85B8EB0A2CA256BC7008242E5-5F1E116ACE52223C4A256DEA00278232-D6EA344BF822B175CA256BCF000BBD51?open
| archivedate = 6 September 2006
| url-status = dead
}}
Erucic acid is traditionally derived from older varieties of rapeseed. Crambe oil is considered to be a possible replacement for rapeseed oil in this capacity. The market for crambe oil is particularly developed in the United States.{{cite web
| url = http://www.ers.usda.gov/publications/IUS6/ius6c.pdf
| title = Crambe, Industrial Rapeseed, and Tung Provide Valuable Oils
| publisher = United States Department of Agriculture
| author = Economic Research Service
| work = Industrial Uses
| pages = 17–23
| date = September 1996
| accessdate = 21 October 2006
| archive-url = https://web.archive.org/web/20061010225533/http://ers.usda.gov/publications/IUS6/ius6c.pdf
| archive-date = 10 October 2006
| url-status = dead
}}