Camphor oil is derived the wood of the camphor tree. It is extracted from the wood by distilling it and separating it from the wood pulp. The tree grows mainly in China and other subtropical Asian countries and southern Europe. In the United States, it can be found in Florida and California. The strongly scented oil can be toxic: care should be taken to use it safely. The oil is Extracted through the steam distillation. The oil is very useful for anti-inflammatory, ant-septic and balancing. The plant content substances, which upon contact with water form a protective layer that covers the lining of the upper respiratory system.