Chapter 2
project related documents, inventing pots from plastic bottle, document study related as follows:
1. The invention
1, 2. Plastic. The invention of
.The meaning of the invention is the creative thinking about style. Structure elements or mechanism of products, including the process in production.2. Plastic
.Plastics are organic compounds synthesized substitute natural materials. Some species when cooling down will harden. When the heat is also weak. Some kinds of curing permanent, there are many kinds, such as nylon, neoprene, use ทำสิ่ง, such as clothing.Container ship or car component
.Natural raw material for producing plastic
.The important raw material used for producing plastic. Products of petroleum, natural gas, coal, different minerals, mostly in addition may be produced from vegetable oil and various parts of the plant as well
.
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