It is not appropriate to directly compare cotton varnish oil and soybean oil, which oil temperature lasts longer.

1. Refined cottonseed oil is orange-yellow or brown, and contains 21.6-24.8% palmitic acid, 1.9-2.4% stearic acid, 0-0.1% arachidic acid, and 18.0-30.7% oleic acid in fatty acids. Linoleic acid 44.9-55.0%. The refined cottonseed oil has removed toxic substances such as gossypol and can be consumed by humans. Cottonseed oil contains a large amount of essential fatty acids for the human body, and is best mixed with animal fat for consumption. The content of linoleic acid in cottonseed oil is particularly high, which can effectively inhibit the rise of cholesterol in the blood and maintain human health. The human body's absorption rate of cotton oil is 98%.

2. Soybean oil is one of the most commonly used edible oils in the world and one of the main edible oils for Chinese people, especially northerners. Soybean oil is rich in many valuable nutrients and must be kept fresh after being processed into finished oil. Soybean oil is darker in color and tends to foam when cooking is heated. Most soybean oil on the market is refined oil, suitable for cooking.