thermal drill
21energy — /en euhr jee/, n., pl. energies. 1. the capacity for vigorous activity; available power: I eat chocolate to get quick energy. 2. an adequate or abundant amount of such power: I seem to have no energy these days. 3. Often, energies. a feeling of… …
22Building insulation materials — A selection of insulation materials can aid in building insulation. All of these are based on standard principles of thermal insulation. Materials used to reduce heat transfer by conduction, radiation or convection are employed in varying… …
23Structural steel — Various structural steel shapes Structural steel is steel construction material, a profile, formed with a specific shape or cross section and certain standards of chemical composition and mechanical properties. Structural steel shape, size,… …
24Titanium — This article is about the chemical element. For other uses, see Titanium (disambiguation). scandium ← titanium → vanadium …
25Peak oil — A logistic distribution shaped production curve, as originally suggested by M. King Hubbert in 1956 …
26dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or …
27Business 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… …
28Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …
29Unconventional oil — is petroleum produced or extracted using techniques other than the conventional (oil well) method. Oil industries and governments across the globe are investing in unconventional oil sources due to the increasing scarcity of conventional oil… …
30Mallik gas hydrate site — The Mallik Methane Hydrate Site (or Mallik Gas Hydrate Production Research Well, Mallik test well) is located in the Beaufort Sea, Canada. Contents 1 Site Highlights 2 Introduction to the Area 3 General physical and geological description …
