benefits and drawbacks
1Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …
2Arguments for and against drug prohibition — Arguments about the prohibition of drugs, and over drug policy reform, are subjects of considerable controversy. The following is a presentation of major drug policy arguments, including those for drug law enforcement on one side of the debate,… …
3ALIYAH AND ABSORPTION — GENERAL SURVEY Introduction Aliyah, ascension or going up, is the coming of Jews as individuals or in groups, from exile or diaspora to live in the Land of Israel. Those who go up for this purpose are known as olim – a term used in the Bible for… …
4Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
5Power dividers and directional couplers — A 10 dB 1.7–2.2 GHz directional coupler. From left to right: input, coupled, isolated (terminated with a load), and transmitted port …
6Aviation and the environment — Aviation impacts the environment because aircraft engines emit noise, particulates, gases, contribute to climate change cite web|url = http://www.icao.int/icao/en/env/aee.htm|title = Aircraft Engine Emissions |accessdate = 2008 03 19|last =… …
7Business ownership within England and Wales — There are many ways in which a business may be owned under the legal system of England and Wales.Different types of ownership are suitable for organisations depending on the degree of control the owners wish to have over the business. The choice… …
8Copper wire and cable — Copper has been used in electric wiring since the invention of the electromagnet and the telegraph in the 1820s.[1][2] The invention of the telephone in 1876 proved to be another early boon for copper wire.[3] Today, despite competition from… …
9Linear stage — A linear stage or translation stage is a component of a motion system used to restrict an object to a single axis of motion. The term linear slide is often used interchangeably with linear stage , though technically linear slide refers to a… …
10Scientific software (free) — Free scientific softwares are valuable complement to the non free ones. There is no real collision between the free and non free world in case of scientific softwares, due to their essentially different abilities, interests and goals. This… …
