improper code
21Glossary of contract bridge terms — These terms are used in Contract bridge[1][2] , or the earlier game Auction bridge, using duplicate or rubber scoring. Some of them are also used in Whist, Bid whist, and other trick taking games. This glossary supplements the Glossary of card… …
22Health care reform debate in the United States — See also: Health care reform in the United States, Health care in the United States, and Uninsured in the United States Health care in the United States Public health care Federal Employees Health Benefits Program Indian Health Service… …
23Stuxnet — is a computer worm discovered in June 2010. It targets Siemens industrial software and equipment running Microsoft Windows.[1] While it is not the first time that hackers have targeted industrial systems,[2] it is the first discovered malware… …
24Light pollution — This article is about light pollution in the visible spectrum. For information on pollution in the radio spectrum, see radio spectrum pollution. This time exposure photo of New York City at night shows skyglow, one form of light pollution …
25Midwest Airlines — For the Egyptian airline, see Midwest Airlines (Egypt). Not to be confused with Air Midwest, a defunct regional U.S. airline. Midwest Airlines …
26Tap water — Indoor Tap commonly found in the bathroom or kitchen. This tap is a single handle, double spout tap (one spout for hot water, one spout for cold water). Tap water (running water, city water, municipal water, etc.) is a principal component of… …
27Etiquette in Canada and the United States — Etiquette rules are not uniform in North America, varying among the very diverse societies which exist in both the United States and Canada. Etiquette rules are not simply a description of “cultural norms” and should not be considered a summary… …
28Table (parliamentary procedure) — In parliamentary procedure, a motion to table has two different and contradictory meanings: In the United States, table usually means the motion to lay on the table or motion to postpone consideration; a proposal to suspend consideration of a… …
29Multiple integral — Topics in Calculus Fundamental theorem Limits of functions Continuity Mean value theorem Differential calculus  Derivative Change of variables Implicit differentiation Taylor s theorem Related rates …
30United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
