information and activities of training special experience. training and experience in this. With help and support as well by Dr. Chomdao Sindhuvanich have a group of students from Princess Chulabhorn Lop to attend college coaching experience in science and technology. The interest in herbal extracts, Thailand. And guided by instructors on the lab. To test the toxicity and biological activity. Staff chose to study the topic. "Studying the toxicity of medicinal plant extracts to cancer cells and their biological" We have conducted experiments with lung cancer cells and herbal extracts that can be used by the organizing committee, it is. Pepper, which we compared all three species and extract up to three different types of ... .. in this trial to compare the effects of medicinal herbs and medicinal herbs to compare the cancer cells. the results from these experiments could lead to the production of the produce used drugs in the future.