Add Yahoo as a preferred source to see more of our stories on Google. The Army is seeking to buy 65,000 pounds of powdered sugar, a little-known but key ingredient in the widely-used smoke M18 grenade ...

Police cordoned off part of South Street while the state police bomb squad was brought in to remove a device later determined to be a smoke grenade.

[Davis DeWitt] gets to do something that many of us only dream of — build cool working props for movies. This time, the director asked for a realistic smoke grenade that can roll up to a mark and stop ...

A version of this article appears in the September 15 issue of Aviation Week & Space Technology. Soldiers use smoke grenades for concealment and to signal via the release of colored smoke. In the U.S.