Compared with the usage of the phenol resin bonded sand,the usage of the natural plant resin bonded sand during the productive process of the pure copper oxygen lance tip can lower the cost and improve the products quality and the productive environment.

Sensory evaluation of vegetable oils;

Rapid determination of α-tocopherols in vegetable oils by HPLC;

Nutritional value of vegetable oils and how to reduce trans fatty acids in processing;