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Refrigeration — Commercial refrigeration Ice is used to refriger … Wikipedia
Solar energy — is the light and radiant heat from the Sun that powers Earth s climate and weather and sustains life. Since ancient times it has been harnessed for human use through a range of technologies. Solar radiation along with secondary solar resources… … Wikipedia
Cutting fluid — Thin wall milling of aluminum using a water based cutting fluid on the milling cutter. Cutting fluid is a type of coolant and lubricant designed specifically for metalworking and machining processes. There are various kinds of cutting fluids,… … Wikipedia
Liquid hydrogen — (LH2 or LH2) is the liquid state of the element hydrogen. It is a common liquid rocket fuel for rocket applications. Hydrogen is found naturally in the molecular H2 form.To exist as a liquid, H2 must be pressurized and cooled to a very low… … Wikipedia
Thaddeus S. C. Lowe — Infobox Scientist name = Thaddeus S. C. Lowe caption = Thaddeus Lowe, ca. 1890 birth date = August 20, 1831 birth place = Jefferson Mills, Coos County, New Hampshire, U.S. death date = death date|1913|1|16|mf=y death place = Pasadena, California… … Wikipedia
Battery (electricity) — For other uses, see Battery (disambiguation). Various cells and batteries (top left to bottom right): two AA, one D, one handheld ham radio battery, two 9 volt (PP3), two AAA, one C, one … Wikipedia

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