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  2. Rocket-propelled grenade - Wikipedia

    en.wikipedia.org/wiki/Rocket-propelled_grenade

    From top to bottom: RPO-A Shmel, RPG-22, RPG-26, RPG-18. A rocket-propelled grenade ( RPG) is a shoulder-fired rocket weapon that launches rockets equipped with an explosive warhead. Most RPGs can be carried by an individual soldier, and are frequently used as anti-tank weapons.

  3. RPG-29 - Wikipedia

    en.wikipedia.org/wiki/RPG-29

    The RPG-29 "Vampir" is a Soviet reusable rocket-propelled grenade (RPG) launcher. Adopted by the Soviet Army in 1989, it was the last RPG to be adopted by the Soviet military before the fall of the Soviet Union in 1991. The RPG-29 has since been supplemented by other rocket-propelled systems, such as the RPG-30 and RPG-32 .

  4. Psychological pricing - Wikipedia

    en.wikipedia.org/wiki/Psychological_pricing

    Psychological pricing (also price ending or charm pricing) is a pricing and marketing strategy based on the theory that certain prices have a psychological impact. In this pricing method, retail prices are often expressed as just-below numbers: numbers that are just a little less than a round number, e.g. $19.99 or £2.98. [ 1]

  5. RPG-27 - Wikipedia

    en.wikipedia.org/wiki/RPG-27

    Description. The RPG-27 shares a close resemblance to the prior RPG-26 in that it is a man-portable, disposable anti-tank grenade launcher with a single shot capacity. The RPG-27 has a larger diameter round than the RPG-26, which enables higher armour penetration. The RPG-27 fin stabilised round is a 105 mm tandem-charge high-explosive anti ...

  6. Shaped charge - Wikipedia

    en.wikipedia.org/wiki/Shaped_charge

    A shaped charge is an explosive charge shaped to focus the effect of the explosive's energy. Different types of shaped charges are used for various purposes such as cutting and forming metal, initiating nuclear weapons, penetrating armor, or perforating wells in the oil and gas industry . A typical modern shaped charge, with a metal liner on ...

  7. RPG-7 - Wikipedia

    en.wikipedia.org/wiki/RPG-7

    The RPG-7 (Russian: РПГ-7, Ручной Противотанковый Гранатомёт, romanized: Ruchnoy Protivotankovyy Granatomot, lit. 'Handheld Anti-Tank Grenade-launcher') is a portable, reusable, unguided, shoulder-launched, anti-tank, rocket launcher. The RPG-7 and its predecessor, the RPG-2, were designed by the Soviet Union ...

  8. RPG-22 - Wikipedia

    en.wikipedia.org/wiki/RPG-22

    The Soviet RPG-22 Netto is a one-shot disposable anti-tank rocket launcher first deployed in 1985, based on the RPG-18 rocket launcher, but firing a larger 72.5 mm fin stabilised projectile. The weapon fires an unguided projectile, can be prepared to fire in around 10 seconds, and can penetrate 400 mm of armour , 1.2 metres of brick or 1 metre ...

  9. Brain stimulation reward - Wikipedia

    en.wikipedia.org/wiki/Brain_stimulation_reward

    Brain stimulation reward ( BSR) is a pleasurable phenomenon elicited via direct stimulation of specific brain regions, originally discovered by James Olds and Peter Milner. BSR can serve as a robust operant reinforcer. Targeted stimulation activates the reward system circuitry and establishes response habits similar to those established by ...