torpedo
n.— «The I-80 in Nevada has become known as the “pee bottle corridor.” In North Dakota, one official estimates road crews are covered in a golden shower 20 to 40 times a year by the containers—also dubbed “torpedoes”—as they explode in the hot sun. And as soon as a mower hits one, things also hit the fan.…Trucker bombs seem as common as shredded tires along our roads.» —“Whiz Through Ontario” by Thane Burnett Toronto Sun (Can.) June 8, 2005. (source: Double-Tongued Dictionary)