liquid nitrogen plant
51Plug-in hybrid — The Chevrolet Volt is the first mass production plug in hybrid available in the United States. A plug in hybrid electric vehicle (PHEV), plug in hybrid vehicle (PHV), or plug in hybrid is a hybrid vehicle which utilizes rechargeable batteries, or …
52Prices of elements and their compounds — This table lists the elements by their name and gives some recent historical prices for them and their commonly traded compounds. The first of the two price columns shows the price in US dollars per kg of the compound specified. The second shows… …
53Redstone (rocket) — Infobox Weapon name= SSM A14/M8/PGM 11 Redstone caption= Redstone number CC 56, Cape Canaveral, Florida, September 17, 1958 origin= United States type= Surface to surface missile is ranged= yes is artillery= yes is missile= yes is vehicle= yes… …
54Compressed air energy storage — Conceptual representation of the compressed air energy storage concept. Off peak (low cost) electrical power compresses air into an underground air storage “vessel” (the Norton mine), and later the air feeds a gas fired turbine generator complex… …
55Lithium — (pronEng|ˈlɪθiəm) is a chemical element with the symbol Li and atomic number 3. It is a soft alkali metal with a silver white color. Under standard conditions, it is the lightest metal and the least dense solid element. Like all alkali metals,… …
56Freeze drying — (also known as lyophilization or cryodesiccation) is a dehydration process typically used to preserve a perishable material or make the material more convenient for transport. Freeze drying works by freezing the material and then reducing the… …
57Vegetable oil economy — is the potential of vegetable oil to replace fossil fuels in the economy and how it compares to other potential replacements. Vegetable oils are the basis of biodiesel, which can be used like conventional diesel. Some vegetable oil blends are… …
58Fractional distillation — is the separation of a mixture into its component parts, or fractions, such as in separating chemical compounds by their boiling point by heating them to a temperature at which several fractions of the compound will evaporate. It is a special… …
59Compressed-air vehicle — The Victor Tatin airplane of 1879 used a compressed air engine for propulsion. Original craft, at Musée de l Air et de l Espace …
60Nerve guidance conduit — A nerve guidance conduit (also referred to as an artificial nerve conduit or artificial nerve graft, as opposed to an autograft) is an artificial means of guiding axonal regrowth to facilitate nerve regeneration and is one of several clinical… …
