In France and Denmark, especially, the extraction of the Canola oil is an important industry.
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Regulation varies from country to country; for example, glyphosate-resistant canola has been approved in Australia, Canada, China, Japan, Korea, Mexico, Philippines, and the US, while Laurical, a product with a different oil composition, has been approved for growing only in Canada and the US.
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Canola oil is made at a processing facility by slightly heating and then crushing the seed.
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Almost all commercial canola oil is then extracted using hexane solvent, which is recovered at the end of processing.
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Finally, the canola oil is refined using water precipitation and organic acid to remove gums and free fatty acids, filtering to remove color, and deodorizing using steam distillation.
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Canola oil is considered safe for human consumption, and has a relatively low amount of saturated fat, a substantial amount of monounsaturated fat, with roughly a 2:1 mono- to polyunsaturated fats ratio.
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In 2006, canola oil was given a qualified health claim by the United States Food and Drug Administration for lowering the risk of coronary heart disease, resulting from its significant content of unsaturated fats; the allowed claim for food labels states:.
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Consumption of canola oil has been shown to reduce body weight when compared with saturated fat.
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Canola oil produced using genetically modified plants has not been shown to explicitly produce adverse effects.
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The flavor of the Canola oil comes from a different production process: the seeds are toasted before being expeller-pressed, imparting a special flavor.
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