2. plastics
Plastic, synthetic organic compounds are used in place of natural materials. Some of these when it will cool down clotting. When it is hot, it melted the. There are some kinds of various types, such as fixed-erections, nylon, rubber, artificial. Used to do things like clothes. Container ship components or car
Natural raw materials for producing plastics
การแปล กรุณารอสักครู่..