"Because it's light weight and it helps detect wires when they're going through a doorway without setting off the explosive ordinance,” said Jones.
You can see how the string gets hung up on wires that would otherwise be invisible to the naked eye, wires that could be connected to a bomb. And this is not something the military provides.
I love our troops' ingenuity. Oh, I forgot, they're all inbred retards, right John Kerry?