Description: There are many types of plastics, most of which are made up of polymers. Although plastics are generally made from oil and gas, But sometimes it's also made from recycled materials such as wood pulp and cotton lining.at the base of most plastic products You will find a symbol or a triangular sign that means recycling.and resin identification code numbers from 1-7 or plastic type codes The numbers you see will tell you that the plastic is. What type of plastic Currently, all plastics are classified into 7 types.Follow to read more articles on the website.