It’s the time of year for graduations and other outdoor events that bring people together to celebrate. And while balloons have long been a party staple, there are a number of reasons to leave these decorations behind. Atlantic City Electric, for one, is reminding customers that foil balloons, also known as Mylar balloons, can wreak havoc on the electric grid.

“Untethered balloons cause Atlantic City Electric customers to experience unnecessary power outages every year,” ACE Senior…