Cold pressedunrefined hemp oil is dark to clean light green in colour, with a nutty flavour. The darker the colour, the grassier the flavour. It shouldn’t be confused with hash oil, tetrahydrocannabinol-containing oil produced in the Cannabis blossom, hailed by a few  because of its medicinal properties. 
Elegant hempseed oil is colorless and clear, with minimal taste and lacks natural antioxidants and vitamins. Refined hempseed oil is largely utilized in body care goods.
Industrial hemp seed petroleum is used in paints, dyes, inks, gas, and plastics.  It might also be utilized as a feedstock for its large-scale generation of biodiesel. 
Hempseed oil is fabricated by varieties of Cannabis sativa which don’t include substantial amounts of tetrahydrocannabinol (THC), the psychoactive element within the cannabis plant. This production process generally comprises cleaning the seed into 99.99percent prior to pressing on the oil. There’s not any THC inside the hempseed, though trace amounts of THC might be discovered in hempseed oil when plant issue adheres to the seed surface through production. The contemporary generation of hempseed oil, especially in Canada, has lowered THC worth since 1998.  Some European nations have limitations of 5 ppm or even non-detected, some EU nations don’t have such limitations in any way.
Approximately 49 percent of the fat of hempseed is an olive oil  which comprises 76 percent as essential fatty acids; i.e., omega-6 fatty acids such as linoleic acid (LA, 54 percent ) and gamma-linolenic acid (GLA, 3 percent ), omega-3 alpha-linolenic acid (ALA, 17 percent ) along with monounsaturated fat (5% to 11 percent ) and stearidonic acid (2 percent ).  Hemp seed oil includes a 5percent to 7 percent saturated fat.   https://cbdreamers.com/cbd-oil-for-anxiety-and-depression In accordance with other oils, hemp seed oil supplies 9 kcal/g. In comparison with other culinary oils it’s low in polyunsaturated fatty acids. 
Hemp seed oil has a comparatively low smoke point and isn’t acceptable for frying.
Hempseed oil is mostly used as a food oil and nutritional supplement.