https://en.wikipedia.org/wiki/Colza_oil
Colza oil or colza is a non-drying oil obtained from the seeds of rapeseed (Brassica napus subsp. napus. syn. Brassica campestris subsp. napus (L.) Hook.f. & T. Anderson). Colza is extensively cultivated in France, Belgium, the United Kingdom, the United States, the Netherlands, Germany, Denmark (especially on the island of Bornholm), and Poland.In France and Denmark, especially, …