PMA-2 Mine
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The PMA-2 is a
Yugoslavia , common_name = Yugoslavia , life_span = 1918–19921941–1945: World War II in Yugoslavia#Axis invasion and dismemberment of Yugoslavia, Axis occupation , p1 = Kingdom of SerbiaSerbia , flag_p ...
n blast antipersonnel mine. Sometimes referred to as the 'Pašteta', due to its superficial resemblance to a meat-pâté
tin Tin is a chemical element; it has symbol Sn () and atomic number 50. A silvery-colored metal, tin is soft enough to be cut with little force, and a bar of tin can be bent by hand with little effort. When bent, a bar of tin makes a sound, the ...
. The mine is constructed from dark green plastic, with a distinctive plunger which has six
petal Petals are modified leaves that form an inner whorl surrounding the reproductive parts of flowers. They are often brightly coloured or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''corol ...
s radiating from it.


Overview

The mine is armed by removing a pin which blocks the downward travel of the six-pronged plunger. After removing the arming pin, sufficient pressure on the plunger (by the victim's foot) forces it downwards into the main
fuze In military munitions, a fuze (sometimes fuse) is the part of the device that initiates its function. In some applications, such as torpedoes, a fuze may be identified by function as the exploder. The relative complexity of even the earliest fu ...
body, which ignites a
friction Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. Types of friction include dry, fluid, lubricated, skin, and internal -- an incomplete list. The study of t ...
-sensitive
pyrotechnic Pyrotechnics is the science and craft of creating fireworks, but also includes safety matches, oxygen candles, explosive bolts (and other fasteners), parts of automotive airbags, as well as gas-pressure blasting in mining, quarrying, and demol ...
composition. The burning pyrotechnic composition flashes through to the
detonator A detonator is a device used to make an explosive or explosive device explode. Detonators come in a variety of types, depending on how they are initiated (chemically, mechanically, or electrically) and details of their inner working, which of ...
which fires, initiating a small
RDX RDX (Research Department Explosive or Royal Demolition Explosive) or hexogen, among other names, is an organic compound with the formula (CH2N2O2)3. It is white, odorless, and tasteless, widely used as an explosive. Chemically, it is classified ...
booster pellet which in turn
detonate Detonation () is a type of combustion involving a supersonic exothermic front accelerating through a medium that eventually drives a shock front propagating directly in front of it. Detonations propagate supersonically through shock waves wit ...
s the main
TNT Troponin T (shortened TnT or TropT) is a part of the troponin complex, which are proteins integral to the contraction of skeletal and heart muscles. They are expressed in skeletal and cardiac myocytes. Troponin T binds to tropomyosin and helps ...
explosive charge. Generally, PMA-2 mines are buried in such a way that only the star-shaped plunger is visible above ground. However, although this mine is not completely concealed (unlike so many others), it can be very difficult to spot it, particularly in heavy undergrowth or
leaf litter Plant litter (also leaf litter, tree litter, soil litter, litterfall, or duff) is dead plant material (such as leaves, bark, needles, twigs, and cladodes) that has fallen to the ground. This detritus or dead organic material and its constituen ...
. Note: this mine can also be emplaced in other ways to hinder visual detection and/or the
demining Demining or mine clearance is the process of removing land mines from an area. In military operations, the object is to rapidly clear a path through a minefield, and this is often done with devices such as mine plows and blast waves. By cont ...
process. For example, sometimes PMA-2 mines are emplaced completely upside down with only a centimetre of the base showing above ground level. Alternatively, they may be buried diagonal to the ground surface, in such a way that the star-shaped plunger (now completely hidden underground) is facing a deminer's clearance probe. A minefield containing PMA-2 mines may have them emplaced in some or all of the three different ways described. This mine is resistant to traditional explosive mine countermeasures, which use sudden blast overpressure to detonate mines. Additionally, the PMA-2 is a
minimum metal mine A minimum metal mine is a land mine that is designed to use the smallest amount of metal possible in its construction. Typically, the only metal components are located inside the fuze mechanism which triggers detonation. Both minimum metal anti-ta ...
, containing only a tiny amount of
aluminium Aluminium (or aluminum in North American English) is a chemical element; it has chemical symbol, symbol Al and atomic number 13. It has a density lower than that of other common metals, about one-third that of steel. Aluminium has ...
in the
fuze In military munitions, a fuze (sometimes fuse) is the part of the device that initiates its function. In some applications, such as torpedoes, a fuze may be identified by function as the exploder. The relative complexity of even the earliest fu ...
. Although the blast wound from a PMA-2 mine is unlikely to be
fatal Fatal is to cause death. It may also refer to: Music * ''Fatal'' (album), by Hussein Fatal, 2002 * "Fatal" (song), a song by Gemn (Kento Nakajima and Tatsuya Kitani), 2024 * "Fatal", a song by Motionless in White from '' Infamous'', 2012 * "Fata ...
, it usually destroys the victim's foot, thereby leading to some form of permanent
disability Disability is the experience of any condition that makes it more difficult for a person to do certain activities or have equitable access within a given society. Disabilities may be Cognitive disability, cognitive, Developmental disability, d ...
regarding their
gait Gait is the pattern of Motion (physics), movement of the limb (anatomy), limbs of animals, including Gait (human), humans, during Animal locomotion, locomotion over a solid substrate. Most animals use a variety of gaits, selecting gait based on s ...
. Examples of the PMA-2 mine have been found in
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,
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,
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,
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,
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,
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,
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and
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.


Specifications

* Weight: 135 g * Explosive weight: 95 grams
TNT Troponin T (shortened TnT or TropT) is a part of the troponin complex, which are proteins integral to the contraction of skeletal and heart muscles. They are expressed in skeletal and cardiac myocytes. Troponin T binds to tropomyosin and helps ...
* Fuze: UPMAH-2 * Diameter: 68 mm * Height: 61 mm * Operating pressure: 7 kilograms (approx)


See also

*
PMA-3 mine PMA-3 may refer to: * PMA-3 mine, a Yugoslavian anti-personnel mine * Pressurized Mating Adapter-3, a spacecraft adapter used in the International Space Station {{disambiguation ...
*
PROM-1 The PROM-1 is a Yugoslavian manufactured bounding mine, bounding anti-personnel mine. It consists of a cylindrical body with a pronged fuze inserted into the top of the mine. It is broadly similar in operation to the German S-mine. The mine is ...


References

{{reflist Anti-personnel mines Land mines of Yugoslavia