What does a semicolon do

Answer: a semicolon can be used between two closely related independent clauses, provided they are not already joined by a coordinating conjunction. Semicolons can also be used in place of commas to separate the items in a list, particularly when the elements of that list contain commas.

the semicolon or semi-colon is a symbol commonly used as orthographic punctuation. In the English language, a semicolon can be used between two closely related independent clauses, provided they are not already joined by a coordinating conjunction