What does ECH stand for?

What does ECH mean?

ECH	Enoyl-CoA Hydratase Academic & Science » Chemistry
ECH	End Child Hunger Community » Non-Profit Organizations
ECH	Emergency Command Hologram Miscellaneous » Science Fiction
ECH	Early Childhood Handicapped Community » Educational
ECH	Equity Clearing House Business » Stock Exchange
ECH	Movement Echelon Governmental » Transportation
ECH	Extreme Championship Hacking Community » Sports
ECH	Eddy Current Heating Academic & Science » Physics
ECH	Education Contact Hour Community » Educational
ECH	Echuca, Victoria, Australia Regional » Airport Codes
ECH	European City Hopper Community
ECH	Electronic Computer Headquarters Business » Firms