heating well
61Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… …
62Heat exchanger — An interchangeable plate heat exchanger Tubular heat exchan …
63Glossary of fuel cell terms — The Glossary of fuel cell terms lists the definitions of many terms used within the fuel cell industry. The terms in this glossary may be used by fuel cell industry associations, in education material and fuel cell codes and standards to name but …
64materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
65Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
66petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …
67Earth sheltering — is the architectural practice of using earth against building walls for external thermal mass, to reduce heat loss, and to easily maintain a steady indoor air temperature. Earth sheltering is popular in modern times among advocates of passive… …
68Raw foodism — Articleissues|cleanup=September 2008|refimprove=March 2008| self published = September 2008Raw foodism (or rawism) is a lifestyle promoting the consumption of un cooked, un processed, and often organic foods as a large percentage of the diet. If… …
69Passenger car (rail) — This article is about railroad equipment. For other cars, see Automobile and wiktionary definition of passenger car. Amtrak Superliner double deck lounge car …
70Renewable heat — is an application of renewable energy. It refers to the renewable generation of heat, rather than electrical power.Many colder countries consume more energy for heating than electrical power. For example, in 2005 the United Kingdom consumed 354… …
