op+wood

=//__WOOD __//= 

Some characteristics of wood are:

- It is an organic material,

- Natural composite of cellulose fibers

- Strong in tension

- People have used wood for millennia for many purposes, primarily as a fuel or as a construction material for making houses, tools, weapons, furniture, packaging, artworks, and paper.

- It is easy to work with.

- It is cheap and versatile.

- Wood types: · Hardwoods: oak, maple, basswood, walnut... · Softwoods: pine, redcedar, tamarack, hemlock...