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A short-lived cartoon series based on the characters debuted in 1993. [2] In it, Empress Opal of Mythrandir splits the legendary Great Crystal into six pieces to keep it out of Zok's hands. Zok manages to capture one piece, but the other five bond with the future Stone Protectors, spiriting them away to Mythrandir to help Opal upset Zok's ...
The Hedgehog (also known as an Anti-Submarine Projector) was a forward-throwing anti-submarine weapon that was used primarily during the Second World War.The device, which was developed by the Royal Navy, fired up to 24 spigot mortars ahead of a ship when attacking a U-boat. [2]
A spigot (or "tap" or "faucet") is a valve for controlling the release of a gas or liquid. Spigot may also refer to: AT-4 Spigot, NATO reporting name for 9K111 Fagot, a Russian anti-tank missile; Spigot, the male end of a pipe designed to be connected with a spigot and socket joint; Spigot, a keyed post in the center of some vacuum tube bases
The earliest reported use of mortars was in Korea in a 1413 naval battle when Korean gunsmiths developed the wan'gu (gourd-shaped mortar) (완구, 碗口). [2] The earliest version of the wan'gu dates back to 1407. [3] Ch'oe Hae-san (1380–1443), the son of Ch'oe Mu-sŏn (1325–1395), is generally credited with inventing the wan'gu. [4]
For example, NPS 2 inch and DN 50 are the same pipe, but the actual OD is 2.375 inches or 60.33 millimetres. The only way to obtain the actual OD is to look it up in a reference table. For pipe sizes of NPS 14 inch (DN 350) and greater the NPS size is the actual diameter in inches and the DN size is equal to NPS times 25 (not 25.4) rounded to a ...