Editing Time bomb (section)

{{Short description|Explosive device whose detonation is triggered by a timer}}
{{Other uses}}
[[File:Strage di bologna 002.jpg|thumb|500x500px|Aftermath of the [[Bologna massacre|bombing at the Bologna railway station]] in August 1980 which killed 85 people, the deadliest event during the [[Years of Lead (Italy)|Years of Lead]].]]
[[File:Grand-Hotel-Following-Bomb-Attack-1984-10-12.jpg|thumb|500px|Aftermath of the [[Brighton hotel bombing|Grand Hotel bombing]] in Brighton (1984) which was targeted at British Prime Minister [[Margaret Thatcher]], the result of a time bomb which had been placed in the hotel nearly a month before it detonated. Thatcher wasn't harmed, but five others were killed and 31 were injured.]]
A '''time bomb''' (or a '''timebomb, time-bomb''') is a [[bomb]] whose [[detonation]] is triggered by a [[timer]]. The use or attempted use of time bombs has been for various purposes including [[insurance fraud]], [[terrorism]], [[assassination]], [[sabotage]] and [[war]]fare. They are a frequent plot device in [[thriller film|thriller]] and [[action film]]s as they offer a way of imparting a dramatic sense of urgency.