You would need to introduce a list.
For example you could have: My shopping list contains of; milk, bread, and yogurt.
Another purpose is to separate clauses.
Rhythm...................................................................................................
The man in the locker room put on his uniform. He headed out to the field with the rest of his teammates, the crowd cheered loudly. The coach said it was his turn, so the man took his place at the line. The snapper snapped the ball, and the man ran to an open spot on the field
