한국과 소나무의 관계, 목재

목차

(1) Wood is a fiber material
(2) Wood has a very complicated chemical components
(3) Wood can be easily processed
(4) Wood is a hygroscopic property
(5) Wood is a light and strong material
(6) Wood is a beautiful material

본문내용

Topic: The physical, mechanical and chemical characteristics of wood.
The relationship between pine tree and Korea and its use as wood material.
Introduction
I am going to write about how pine tree is related with Korean culture and history. And I am also going to briefly explain about characteristics of some wood materials.
The reason why pine tree is being widely used in Korean construction sector.
Korean and pine tree
As European culture is known as oak culture, Mediterranean culture as olive culture, Japanese

<중 략>

(5) Wood is a light and strong material
Generally, wood is considered as week material compare to iron or concrete. But this result is when people compared them without considering the difference of specific gravity and. The specific strength of wood, iron and concrete are 12.0MPa, 11.0MPa and 3.0MPz. This numerical figure shows that wood is relatively light and strong compare to iron and concrete.
(6) Wood is a beautiful material
The natural texture and color of wood cannot be modified with any other artificial texture and color

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