Metal foams are at the forefront of technological development for the automotive, aerospace, and other weight-dependent industries. They are formed by various methods, but the key facet of their manufacture is the inclusion of air or other gaseous pockets in the metal structure. The fact that gas pockets are present in their structure provides an obvious weight advantage over traditionally cast or machined solid metal components. The unique structure of metal foams also opens up more opportunities to improve on more complex methods of producing parts with space inclusions such as sand-casting. This guide provides information on the advantages metal foams possess, and the applications for which they may prove suitable. Offers a concise description of metal foams, their manufacture, and their advantages in industry Provides engineers with answers to pertinent questions surrounding metal foams Satisfies a major need in the market for information on the properties, performance, and applications of these materials
Plant diseases and pests are a major constraint to agricultural production despite the various measures used to control them. Chemical control, although often e~~ective, may pose environmental hazards and is relatively expensive, especially in developing countries where it may be completely uneconomic. Control through genetically mediated resistance to diseases and pests, is both cheap and environmentally sa~e and at present most diseases and pests o~ staple ~ood crops are controlled through some form of resistance. One of the basic problems in the use of resistance is its ~re quent lack of durability; very often a type of resistance is used that 'breaks down' after a certain period. The temporary nature of this resistance, due to the development of new strains of pest or pathogen able to overcome it, has seriously hindered the improvement o~ the yield potential of many crops as a continuing effort is needed to replace old cultivars who resistance has failed, with new ones. Following Vanderplank's now classical publications (1963, 1968) which differentiated horizontal and vertical resistance, studies on several host-parasite systems have shown that di~ferent types of resistance can be distinguished genetically and epidemiologically, and on the ability o~ the pests or pathogens to adapt to them. A knowledge of how resistance operates at the population level has also opened up possibilities of 'managing' relatively simple resistance types in such a way that a stable host-pathogen system can be pro duced with a minimum of crop loss.
This bestselling reference bridges the gap between the introductory and highly specialized books dealing with aspects of food biochemistry for undergraduate and graduate students, researchers, and professionals in the fi elds of food science, horticulture, animal science, dairy science and cereal chemistry. Now fully revised and updated, with contributing authors from around the world, the third edition of Biochemistry of Foods once again presents the most current science available. The first section addresses the biochemical changes involved in the development of raw foods such as cereals, legumes, fruits and vegetables, milk, and eggs. Section II reviews the processing of foods such as brewing, cheese and yogurt, oilseed processing as well as the role of non-enzymatic browning. Section III on spoilage includes a comprehensive review of enzymatic browning, lipid oxidation and milk off-flavors. The final section covers the new and rapidly expanding area of rDNA technologies. This book provides transitional coverage that moves the reader from concept to application. Features new chapters on rDNA technologies, legumes, eggs, oilseed processing and fat modification, and lipid oxidation Offers expanded and updated material throughout, including valuable illustrations Edited and authored by award-winning scientists
At the beginning of Whitebread Protestants, Daniel Sack writes "When I was young, church meant food. Decades later, it's hard to point to particular events, but there are lots of tastes, smells, and memories such as the taste of dry cookies and punch from coffee hour - or that strange orange drink from vacation Bible school." And so he begins this fascinating look at the role food has played in the daily life of the white Protestant community in the United States. He looks at coffee hours, potluck dinners, ladies' afternoon teas, soup kitchens, communion elements, and a variety of other things. A blend of popular culture, religious history and the growing field of food studies, the book will reveal both conflict and vitality in unexpected places in American religious life.
Democracy, Authoritarianism and Education reviews the most recently published empirical research findings on these subjects as well as results from a survey of the attitudes of 10,000 college and university students in 44 counteries towards authority, democracy, nationalism, militarism, internationalism and educational policy choices. One interesting finding is that (cross-nationally) higher authoritarianism levels translate into lower scores on democratic attitudes and internationalism, higher nationalism and militarism scores, and support for more conservative and provincial (and monocultural) educational policy options.
Japan has consistently been pursuing the goal of a permanent UN Security Council seat for 30 years. This book investigates the motives for this ambition, and how it has been pursued domestically and internationally. It is therefore a study of the interior workings of the Japanese Foreign Ministry as well as of the country's underdeveloped multilateral diplomacy.
The creation and management of knowledge has become a central concern to business and management, both as a source of value and as an opportunity to achieve and sustain competitive advantage. This new book brings together leading thinkers in the area of knowledge and innovation management in a state of the art collection of studies in this field.
A letter for Rudeus arrives out of the blue, bearing an invitation to enroll at the Ranoa University of Magic. The admissions exam is a cakewalk, but once Rudeus is accepted, a far less straightforward challenge awaits him--getting to know his eccentric new classmates!
In cases where, in one language, a particular term is applicable to several professions, industries, etc. while the foreign equivalent varies according to the industry, etc. in which it is used, the particular branch of industry is noted in parenthesis in accordance with the ""Explanations of Abbreviations and Signs"" given at the beginning of the book. This reference has, however, been omitted where there can be no doubt as to the industry, etc. covered by the term. Expressions which are preferred, or are used almost exclusively, in the United States, are marked (A). I would like to sincerely.
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