The following statement about black plaster is correct.

Plaster made of decoction pieces, edible vegetable oil and red lead is called black plaster. Therefore, A is correct. The matrix materials of black plaster are mainly vegetable oil and red lead. Sesame oil is the best vegetable oil, and its finished product has a smooth appearance, so B is correct. The main component of red lead is lead tetroxide, so C is excluded. The plaster should be pasted evenly, delicately, brightly, tender, smooth and moderate, spread evenly without flash gap, and can stick to the skin after heating, so D is correct. The plaster should be sealed and stored in a cool place, so E is correct. So, the answer to this question is ABDE.