Pentaerythritol tetranitrate
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Pentaerythritol tetranitrate, also known as PENT, pentyl, TEN, corpent, or penthrite, is an explosive material. It is the nitrate ester of pentaerythritol, and is structurally very similar to nitrogly
Pentaerythritol tetranitrate 05
Pentaerythritol tetranitrate before crystallization from acetone
TNT equivalent
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TNT equivalent is a convention for expressing energy, typically used to describe the energy released in an explosion. A ton of TNT equivalent is a unit of energy defined by convention to be 4.184 giga
Pentaerythritol tetranitrate
…very similar to nitroglycerin. Penta refers to the five carbon atoms of the neopentane skeleton. PETN is a very powerful explosive material with a relative effectiveness factor of 1.66. When mixed with a plasticizer, PTNGR forms a plastic explosive. Along with RDX it is the main ingredient of Semtex. PETN is also used as a…
The explosion from a 14-kiloton nuclear test at the Nevada Test Site, in 1951
454 tons of TNT (5 by 10 m (17 by 34 ft)) awaiting detonation at Operation Sailor Hat.
The damage caused by the 2011 Tōhoku tsunami.
The aftermath of the 1960 Valdivia earthquake.