in chemistry, it would signify some kind of hydrogen/carbon bond
eg: Methane - CH4
$CH or CH$
Ch can stand for channel as in television channel.
CH is the international badge for Switzerland, or Helvetia.
No separate symbol, just the abbreviation "ch".
Switzerland
The symbol for chromium is 'Cr'. 'Co' is Cobalt 'C' is Carbon 'Ch' there is no chemical element for 'Ch'.
Evanescence has never stated what their symbol stand for.
It is country domain, like "us" is for United States, "CH" is for Switzerland
I is the chemical symbol for iodine.
Danzig helvetia
I bet it means channel
I is the chemical symbol for iodine.