Fir Siberian oil is steam distilled from the foliage of A. sibirica a component of the boreal forests of Siberia & is an ingredient in air fresheners & inhalants. An essential oil is water or steam distilled from the crushed cones of A. alba. This oil is produced in Austria Germany Switzerland & Yugoslavia but only on a modest scale. It has a fresh sweet odour said to resemble bitter orange oil & is used in colognes.