Soybean oil is the most common condiment. Basically all the dishes are added with soybean oil. The main raw material of soybean oil is soybean, and the soybeans used to make soybean oil are basically high-quality soybeans selected from Northeast China and North China. There are many kinds of soybean oil, with different densities and colors. Generally speaking, the quality of soybean oil with clear color is better. Soybean oil is also divided into transgenic soybean oil and non-transgenic soybean oil, which are different, but the density of either soybean oil is actually between 0.9 15-0.9375 g per cubic centimeter, but its density will also change with the change of temperature.