Character of the bark as it is brought to the factory from the forest. On the right is a piece about 4' in length stripped from the tree in one section.
A good stand of cork oaks in Andalucia the province of Southern Spain which is the centre of production of that country. The trunk of the tree on the left including the lower branches is being stripped. Note the hatchet used to griddle and pry off…
Chemical 'cooking' of wood chips yields cellulose pulp for gun cotton. Nitro-cellulose also made from wood pulp is the main constituent of modern high propellant explosives. Glycerol obtained from wood is a source of nitroglycerin.