Emitter Coupled Logic 
Engine Coolant Level 
English Comprehension Level 
Environmental Conservation Law 
Executive Control Language 
ecolotech 
Entry Closed Loop 
Ecole Centrale de Lyon 
Emergency Classification Level 
Engineering Configuration List 
Environmental Chemical Laboratory 
environmental chemistry laboratory 
EQUIPMENT COMPONENT LIST 
equivalent chain length 
Error Correction Logic 
Execution Control Language 
Execution Control List 
Aeronautica Castellana 
Earthquake controller lateral 
East Coast Laboratory 
EClectic Language 
Ecolab Inc. 
ECTOR COUNTY LIBRARY 
Eddy-Current Loss 
EDGEWOOD COMMUNITY LIBRARY 
Educational Community License 
Effective Code Length 
EFFINGHAM COMMUNITY LIBRARY 
Effluent comparative level 
ELBERT COUNTY LIBRARY