#english_language 

## Uses
1. To set off a non-essential clause:
	> Jamaican reggae musician Lone Ranger - bone Anthony ALphonso Waldron - recorded nine albums in the 1970s nad '80s.
2. To introduce a list or explanation:
	> The bowhead whale is thought to be the longest-living mammal in the world - that is, it can survive for up to 200 years.
3. To create a pause:
	> Only a few minerals are found in most places, but large concentrations of the rocks collect in a few locations - Russia's Kola Peninsula, for example.