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Total dissolved solids (TDS) is a measure of the dissolved combined content of all inorganic and organic substances present in a liquid in molecular, ionized, or micro-granular (colloidal sol) suspended form. TDS are often measured in parts per million (ppm). TDS in water can be measured using a digital meter. [1]
Trump derangement syndrome (TDS) is a pejorative term used to describe criticisms of Donald Trump that are perceived to be irrational or to have little regard for Trump's actual policy positions and actions. [1] The term is meant to suggest that Trump's opponents are irrational or incapable of accurately perceiving the world.
Mortar holding weathered bricks. Mortar is a workable paste which hardens to bind building blocks such as stones, bricks, and concrete masonry units, to fill and seal the irregular gaps between them, spread the weight of them evenly, and sometimes to add decorative colours or patterns to masonry walls.
This list catalogues mortars which are issued to infantry units to provide close range, rapid response, indirect fire capability of an infantry unit in tactical combat. [1] In this sense the mortar has been called "infantryman's artillery", and represents a flexible logistic solution [clarification needed] to the problem of satisfying unexpected need for delivery of firepower, particularly for ...
The range of a mortar is controlled by the number of propellant charges attached to the tail of the mortar designated M223. A charge is a semi-circular donut of nitrocellulose, which resembles a "horseshoe". [17] [18] A round for the M252 mortar comes with four charges attached. Longer-range shots require more propellant than can fit in the ...
2S12 is in fact the designator for the combination of the 2B11 "Sani" heavy mortar with its transport vehicle 2F510, a GAZ-66-15 4×4 truck. The 2B11 weighs nearly 200 kg (500 lb) when fully assembled, and thus must be mounted to the 2×1 wheeled chassis 2L81 and towed to the emplacement site by the truck. The GAZ-66 prime mover also transports ...
The first self-propelled mortar was the 2B1 Oka, based on the Iosif Stalin tank chassis capable of firing a 420 mm shell at a distance of 45 km (28 mi). A few examples were built and paraded in the early 1960s, but ultimately the Oka wasn't adopted due Nikita Khrushchev 's preference for missiles over heavy guns.
The 2B14 Podnos (2Б14 "Поднос"- Platter) is a Soviet 82 mm mortar.The 2B14 was designed in early 1980s as a light indirect fire weapon for the use of airborne and other light infantry forces. [1]