Devon student guilty of planting homemade bomb on London tube | UK news | The Guardian
Liverpool ball-bearing terrorist bomb could have caused 'significant injuries', say police - The Mail
Lyari Cheel Chowk: Catastrophe averted after 11kg bomb defused
Pop Mech Defense on X: "Rusty nail and ball bearing pipe bomb, one of many cool weapons in a prop supplier arsenal: http://t.co/59PF0ZmNmU http://t.co/VMkZixs1X4" / X
Boston bombing 2013: Devices were packed with ball bearings to inflict the most injury | Daily Mail Online
Advancing detectors for suicide bombs
What Nail Bombs Are and Why They Are so Deadly
The Benton Museum of Art at Pomona College - Bomb bursts cover the ball- bearing manufacturing plant and marshalling yards at Turin, Italy after a raid by Flying Fortresses of the U.S. Army
Liverpool bomb was made using homemade explosive with ball bearings | UK news | The Guardian
Inside an ISIS suicide vest factory in Iraq | Daily Mail Online
5 key questions in Boston bombing probe | CNN
SHS 9mm Ball Bearing Bushing Set – Bomb Up Airsoft
The devastatingly simple mechanics of the #Boston marathon bomb – an annotated graphic – Engineering & Technology magazine