An oak is a tree or shrub in the genus Quercus (pronounced /ˈkwÉœrkÉ™s/;[1] Latin “oak tree”), of which about 600 species exist on earth.Oak wood has a density of about 0.75 g/cm³, great strength and hardness, and is very resistant to insect and fungal attack because of its high tannin content. I think that’s why [...]