Intramuscular which is a tearing of the muscle within the sheath that surrounds it. This means that the initial bleeding may stop early (within hours) because of increased pressure within the muscle however the fluid is unable to escape as the muscle sheath prevents it.
Sunflower oil is one of the most commonly used vegetable oils in the food manufacturing industry. Sunflower oil is utilized as a base oil in commercial salad dressings, as a shortening in baked regular wheat products, or as a preservative oil in processed farmed fish like canned salmon and tuna.
You can even make your own oil with an expellor. One warning, some people have contact dermatitis with the sunflower. Two types of sunflowers are grown in the United States, oilseed and confectionery. Oilseed sunflowers seeds are small and black with a high oil content. They are processed into oil and meal. Confectionery seeds are large black and white seeds which are roasted and for snacks and breads.