Occasional explosions have occurred when aluminum hydride was stored in ether. The explosions have been blamed on the presence of carbon dioxide impurity in the ether, [J. Amer. Chem. Soc. 70:877(1948)]. Diethyl ether and chromium trioxide react violently at room temperature. Solid acetyl peroxide in contact with ether or any volatile solvent may explode violently. A 5-gram portion in ether detonated while being carried, [Chem. Eng. News 27:175(1949)]. Nitrosyl perchlorate ignites and explodes with diethyl ether.
Area code 269 is the telephone area code serving the southwest portion of Michigan's Lower Peninsula. Communities using 269 include Dowagiac, Allegan, Battle Creek, Kalamazoo, Paw Paw, Portage, Otsego, Plainwell, St. Joseph, Benton Harbor, Marshall, Niles, Three Rivers, Sturgis, South Haven, Berrien Springs, and Bridgman. 269 was created in a July 2002 split of area code 616. The 269 area covers roughly the lower third of 616 before the split.
Area code 256 serves the northern portion of Alabama, including the Huntsville and Decatur metropolitan areas. There are plans to overlay a new area code, 938, in the year 2011. As a result, 10-digit dialing will be mandatory beginning in 2010.ajor cities like Decatur within area code 256 are also listed on this page. More area codes, including those outside of Alabama, are found on the AreaCode.org homepage. Some telephone area codes are overlaid, requiring 10-digit dialing.