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...m of Units (SI)''] - [[International Bureau of Weights and Measures|Bureau international des poids et mesures]], 8th edition, 2006, p. 142-143</ref>

* i.r spectra of fulleren أطياف الفلرين تحت الحمراء، لا يوجد م * iaea safeguards information system منظومة معلومات الضمانات للوكالة الدولية

* negative index of refraction * nervous system

* E/ONE Sewer™ Pressurized sewer system by Environment One Corp. * earthen dam A dam made primarily of soil, sand, silt, and clay.

* F wastes A class of hazardous wastes categorized from nonspeci.c sources as established by the * F.E.M.S.® Relational database fugitive emissions management system by Enviro-Metrics.

...at 90% of a group of identical bearings will complete before .rst evidence of failure develops. Also known as “L-10 life.” * Babcock Water Engineering Former name of CASS Water Engineering, Inc.

* macroencapsulation Isolation of waste by embedding or surrounding it with a material that acts as a barrier * macrofouling The biological fouling of a water system with macroorganisms including clams, barnacles, and mussels.

...le (D/DBPR) Proposed U.S. EPA rule to limit the maximum contam­inant level of trihalomethanes. ...-threshold level of a water sample which indicates the number of dilutions of clean, odor-free air necessary to reduce an odor to a level that most peopl

* C × T The product of the “residual disinfection concentration” (C) in mg/L deter­mined befo * C × T99.9 The CT value required for 99.9% inactivation of Giardia lamblia cysts. c/c Center-to-center.

* P2Rx Pollution Prevention Resource Exchange; a coordinated effort of nine regional pollution prevention resource centers funded by the U.S. EPA. * Pacpuri® Sodium hypochlorite generation system by USFilter/Electrocatalytic.

* SAC™ Sludge age control system by United Industries, Inc. * sacri.cial anode A sacri.cial piece of metal, usually zinc or magnesium, electri­cally connected to a more noble

* A/O® Wastewater treatment process for biological removal of nitrogen by USFil­ter/Krüger. * A2C™ Biological wastewater treatment system by Baker Process — Municipal Division.