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Acetic acid

Acetic acid , also known as ethanoic acid , is an organic chemical compound best recognized for giving vinegar its sour taste and pungent smell. It is one of the simplest carboxylic acids (the second-simplest, after formic acid) and has the chemical formula CH 3 COOH. In its pure, water-free state, called glacial acetic acid, it is a colorless, hygroscopic liquid that freezes below 16.
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VX (nerve agent)

VX (S-[2-(diisopropylamino)ethyl]-O-ethyl methylphosphonothioate) is an odorless, colorless, human-made chemical that is the most toxic, rapidly acting of all compounds classified as nerve agents. Not found naturally in the environment, VX's only application is in chemical warfare. It is classified as a weapon of mass destruction by the United Nations in UN Resolution 687 and the production and stockpiling of VX was outlawed by the Chemical Weapons Convention of 1993.
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Roma

The Roma people (singular Rom ; sometimes Rroma , Rrom ), often referred to as gypsies , are a heterogeneous ethnic group who live primarily in Southern and Eastern Europe, Western Asia, Latin America, the southern part of the United States and the Middle East. They are believed to have originated mostly from the Rajasthan region of India.
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Innate idea

Previous (Ink) Next (Inner Mongolia) An innate idea is a notion people are said to be born with, as opposed to knowledge, which is learned through experience. In philosophy and psychology, the question of innate ideas (people are born with certain inborn ideas) vs. tabula rasa (at birth, the mind is like a blank slate) has been the object of an abundant debate throughout the centuries.
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Ukraine

Ukraine is a country in Eastern Europe, formerly a part of the Soviet Union, bordering Russia, Romania and the Black Sea. From at least the ninth century, the territory of present-day Ukraine was a center of medieval East Slavic civilization forming the state of Kievan Rus. After a brief period of independence (1917-1921) following the Russian Revolution of 1917, Ukraine became one of the founding Republics of the Soviet Union in 1922.
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Banff National Park

Banff National Park is Canada's oldest national park, established in 1885. Located in the Canadian Rockies, the park is 80 miles west of Calgary in the province of Alberta. It encompasses 2,564 square miles of mountainous terrain, with numerous glaciers and ice fields, dense coniferous forest, and alpine landscapes.
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