Carbon monoxide is a colorless, odorless, tasteless, and extremely poisonous gas. It is present in the exhaust of internal-combustion engines, such as in automobiles, and is generated in coal stoves, furnaces, and gas appliances that do not get enough air. Breathing air that contains as little as 0.1% carbon monoxide by volume can be fatal; a concentration of about 1% can cause death within a few minutes. What are the early symptoms of carbon monoxide poisoning?
Back in the day
Yeltsin served as Russia's first democratically elected president. His successful opposition to the August Coup shifted power to the reformers and republics, and Yeltsin helped found the Commonwealth of Independent States, ending attempts to preserve the Soviet Union. His reform program consisted of the mass privatization of state-run enterprises. Soon after the program was instituted, the country experienced inflation, heavy taxes, and a protracted economic depression. Who succeeded Yeltsin?
Born on a day like today
Anne Frank was a Jewish girl who hid from the Nazis with her family in a secret annex above her father's office building. During her 2 years in hiding, she kept a diary characterized by poignancy, humor, and tart observation. Her family was betrayed to the Germans in 1944, and Anne died of typhus in the Bergen-Belsen concentration camp. Her diary was recovered from the annex and has become an international bestseller, translated into over 60 languages. To whom did Anne address her diary entries?