cyclic delivery
41Warfarin — This article is about the drug with the brandname Coumadin. For the anticoagulant rodenticide poisons often called coumarins or coumadins , see 4 hydroxycoumarins. Warfarin …
42War on Drugs — For other uses, see War on Drugs (disambiguation). As part of the War on Drugs , the U.S. gives hundreds of millions of dollars per year of military aid to Colombia, which is used to combat leftist guerrilla groups such as FARC, who have been… …
43History of the petroleum industry in Canada (oil sands and heavy oil) — Canada s oil sands and heavy oil resources are among the world s great petroleum deposits. They include the vast oil sands of northern Alberta, and the heavy oil reservoirs that surround the small city of Lloydminster, which sits on the border… …
44Knowledge market — is a mechanism for distributing knowledge resources. There are two views on knowledge and how knowledge markets can function. One view uses a legal construct of intellectual property to make knowledge a typical scarce resource, so the traditional …
45Electrochemical reaction mechanism — In chemistry, an electrochemical reaction mechanism is the step by step sequence of elementary steps, involving at least one outer sphere electron transfer, by which an overall chemical change occurs [Bard, A.J. L.R. Faulkner, Electrochemical… …
46Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …
47respiration, human — ▪ physiology Introduction the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… …
48MUSIC — This article is arranged according to the following outline: introduction written sources of direct and circumstantial evidence the material relics and iconography notated sources oral tradition archives and important collections of jewish music… …
49Water — This article is about general aspects of water. For a detailed discussion of its properties, see Properties of water. For other uses, see Water (disambiguation) …
50Frame relay — In the context of computer networking, frame relay consists of an efficient data transmission technique used to send digital information. It is a message forwarding relay race like system in which data packets, called frames, are passed from one… …
