Materials are everywhere around us, plastics has been widely used among all materials. Plastics has became the favourite in the twenty-first century since it has been used in a variety of industries. Though the plastics has made harm to the environment, the function is non-neglected and irreplaceable because plastic has prenominent capability. Now I'd like to make a brief intorudction on the definition, speciality,range of use, history and the development of new type plastic. Below is the classified elaboration on plastics. key word, plastic, the definition of plastics, the classification of plastics, the speciality of plastics, degradative plastics, conductive plastics, plastics optical fibre.純手譯，供參考

Abstract:Materials is everywhere in our side, and plastic is very extensive in all materials.Plastic with its superior characteristic as the darling of the 21st century, is widely used in various fields. Although plastic on the environment caused by the harm, but plastic products in our life function is not allow to neglect, but plastic also won't be other material substitution, because plastic has its superior performance. Below I will the definition, characteristics, plastic USES and the plastic history and the development of new plastic the simple introduction, the following is discussed for plastic classification.Keywords: plastic, plastic definition, plastic classfy, plastic characteristics, classification of conductive plastics, degradable plastics, plastic fibers.翻譯完畢。供參考！

標簽：塑料材料英語