Mortar-type fireworks launch out of fiberglass or polypropylene tubes. They were associated with most of the 11 fireworks-related deaths that took place in the U.S. in 2022, according to the U.S ...

which contained 118 mortar shells to be used to set off fireworks. Post Office officials notified police Sept. 7 that there was a partially torn box with black plastic tubes visible. The shipping ...