What does CH stand for?

What does CH mean?

CH	Check! Miscellaneous » Chess
CH	Confederazione Helvetica (Switzerland) Regional » Countries
CH	Channel Governmental » Military
CH	Channel Governmental » Suppliers
CH	Channel Computing » Networking
CH	CHannel Governmental » NASA
CH	Chief Business » Positions
CH	Characteristic Medical » Physiology
CH	CHronic Medical » Physiology
CH	Champion Community » Sports
CH	Champion Miscellaneous » Dogs Related
CH	Chest Medical » Physiology
CH	Chaplain Governmental » Military
CH	Confoederatio Helvetica International » Spanish
CH	Credit Hours Academic & Science » Universities
CH	Central Heating Business » Products
CH	Court House Community » Law
CH	Council House Academic & Science » Universities
CH	Contact Hours Miscellaneous » Unit Measures
CH	Channelized Governmental » FBI Files
CH	Control H Computing » Software
CH	Clock Hours Business » General
CH	Clock Hours Miscellaneous » Unit Measures
CH	Continuum Hypothesis Academic & Science » Physics
CH	Common Hardware Governmental » Military