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Thatcher wasn't harmed, 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 warfare.
Ribaldis" were first mentioned in the English Privy Wardrobe accounts during preparations for the Battle of Crécy between 1345 and 1346. [33] These were believed to have shot large arrows and simple grapeshot, but they were so important they were directly controlled by the Royal Wardrobe. [33]
Earliest known written formula for gunpowder, from the Wujing Zongyao of 1044 AD.. Gunpowder is the first explosive to have been developed. Popularly listed as one of the "Four Great Inventions" of China, it was invented during the late Tang dynasty (9th century) while the earliest recorded chemical formula for gunpowder dates to the Song dynasty (11th century).
Dynamite is invented by Alfred Nobel by mixing nitroglycerin with silica. It is the first safely manageable explosive stronger than gunpowder. [12] 1867 The use of ammonium nitrate in explosives is patented in Sweden. [13] 1875 Gelignite, the first plastic explosive, is invented by Alfred Nobel. [14] [13] 1884
1933 – Leó Szilárd realizes the concept of the nuclear chain reaction, although no such reaction was known at the time. He invented the idea of an atomic bomb in 1933 while crossing a London street in Russell Square. He patented it in 1934. (British patent 630,726)
The first atomic bombs dropped on Hiroshima and Nagasaki on August 6 and 9, 1945, respectively, were large, custom-made devices, requiring highly trained personnel for their arming and deployment. They could be dropped only from the largest bomber planes—at the time the B-29 Superfortress —and each plane could only carry a single bomb in ...
The price of Europe’s North Sea ‘Brent’, the global crude oil benchmark, jumped 1.3% to $73.70 a barrel as fears of a broader conflagration in the Middle East returned. Hezbollah's military ...
By the 16th century, cannons were made in a great variety of lengths and bore diameters, but the general rule was that the longer the barrel, the longer the range. Some cannons made during this time had barrels exceeding 10 ft (3.0 m) in length, and could weigh up to 20,000 pounds (9,100 kg).