1, do the use of traditional Chinese medicine, a kind of oil crops, the size of sorghum grain (smaller than mung beans), the shell is gray, after the shell is the traditional Chinese medicine of hemp seed, there is a mild laxative effect. Some local vendors to sell fried hemp seeds, for people to eat, taste like sunflower seeds. But should not eat more.

2, industrial use. Although hemp oil is fragrant, but not a lot of food, if a large amount of hemp oil will appear dizziness, dry mouth and other phenomena similar to "poisoning", so hemp oil is mostly used for industrial purposes.

3, edible. Daily small amount of food, not only will not be poisoned, there are health effects, because hemp oil is rich in linoleic acid and linoleic acid, have detoxification and skin care, infusion of blood vessels and other effects.

Rope hemp seed, also known as fire hemp seed, is the fruit of marijuana (Cannabis sativa L. Northeast is also known as the line hemp, also known as wild hemp, northern hemp, the skin of its plants in the old days can be woven cloth clothing, called hemp clothing, can be rolled rope, called hemp rope. It is an ancient cultivated plants, belonging to the genus Cannabis annual erect herbaceous plants. Was listed as one of the "five grains".

While the genus Cannabis has only one species of marijuana, there are subspecies under it. A subspecies of marijuana ---- hashish has a high THC content, and the upper ends of the branches of the female plant, as well as the leaves, seeds, and stems can be extracted from marijuana drugs, which is one of the three infamous drugs: opium poppy, coca, and marijuana). It is also an oilseed crop, the size of sorghum grain (a little smaller than mung beans), the shell is gray, and when shelled is the hemp kernel of Chinese medicine, which has a mild laxative effect. Some local vendors picking quarts to sell fried hemp seeds, for people to eat idly, taste like sunflower seeds. But should not be eaten.