Eucalyptus Essential Oil is concentrated from the leaves by Steam refining. Steam refining works by pumping steam into a chamber holding the leaves of the Eucalyptus takes off. To know more information about this essential oil you can visit here: http://goo.gl/pDT9XA .
The steam causes the oil cells to blast blending with the steam. The steam is then cooled and the water and the oil are differentiated. A few types of Eucalypt have been utilized as a part of the generation of Eucalyptus oil with the most well known being Eucalyptus globulus.