Advanced   Some of the articles may contains words that those outside of the engineering world might not be too familiar with. Here are the words that are used throughout this issue. 61 . Endogenous Produced within the organism or system. Found in Doping in Sports: Blood Oxygenation Enhancement . View Article 62 . Enzyme A class of protein molecules that catalyze chemical reactions without being destroyed or altered by the reactions. Found in UPSET: Triggering Natural Cell Death in Cancer . View Article 63 . EPB Earth Pressure Balance. Refers to the mechanized tunnel boring method that allows for the quick and efficient removal of soft, wet, or unstable ground. Found in The Metro: The Engineering Behind Madrid's Most Valuable Asset . View Article 64 . Ergonomics An applied science concerned with designing and arranging things people use so that the people and things interact most efficiently and safely. Also called human engineering. . Found in Engineering The Perfect Sound . View Article 65 . Feedback Part of a system output presented at its input. Feedback may be unintended. When used as a design feature, the output is usually transformed by passive components which attenuate it in some manner; the result is then presented at the system input. Found in Engineering Rock and Roll: A Casual Introduction to Signal Processing . View Article 66 . Filtration The process of using a filter to separate a mixture. Found in Engineering Water: Finding Solutions to a Drying Well . View Article 67 . Filtration The process of passing through or as if through a filter. Found in Engineering Water: Finding Solutions to a Drying Well . View Article 68 . Final theory of everything Theory that will allow us to understand all the properties of the universe. Found in Photo-Realism: An Exact Science? . View Article 69 . Firing pin That part in the bolt or breech of a firearm which strikes the primer and explodes the charge. Found in Ballistics of Modern Firearms . View Article 70 . Flow cytometry An instrument to sort a volume of cells and measure the fluorescence emission of fluorescent dye labels for each individual cell, one at a time. Found in UPSET: Triggering Natural Cell Death in Cancer . View Article   Previous | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | Next

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