When cold water or air enters your ear and the inner ear changes temperature, it should cause fast, side-to-side eye movements called nystagmus. The test is done in the following way: 1  Before the test, your ear, especially the eardrum, will be checked. 2  This is to make sure it is normal. 3  One ear is tested at a time.
Absinthe is regulated by the Food and Drug Administration and, until recently, was completely banned in the U.S. and most of Europe. The reason for this is that absinthe contains thujone, a toxic chemical found in several edible plants including tarragon, sage, and wormwood.
Although absinthe contains extracts from a whole variety of different plants, wormwood oil is the key ingredient of the famed green drink, and perhaps the reason why absinthe is quite unlike any other liquor ever produced. Wormwood is a wild plant of the daisy family.Native to Europe, it can now be found in many other parts of the world, especially North America. Wormwood is a perennial plant that flowers year after year. It grows between 30 to 90 cm (12 to 36 in) tall and has small, yellowish flower heads.lthough absinthe contains extracts from a whole variety of different plants, wormwood oil is the key ingredient of the famed green drink, and perhaps the reason why absinthe is quite unlike any other liquor ever produced. Wormwood is a wild plant of the daisy family.