Read about the Comma Splice at supergrammar.com
This imposter is The Comma Splice, and as a sinister member of the Sabotage Squad, this counterfeit comma is out to fool you into making a classic grammar mistake: splicing together complete sentences.
Real commas are useful and powerful pieces of punctuation, but they don't have the power to join two complete sentences together. That’s why true commas would never try to do such a thing. But The Comma Splice is neither honest nor true, and that’s why she’s on a malicious mission to trick you into thinking that she has the power to join complete sentences.
Visit the original website at supergrammar.com