|Type.||Conventional WW2 torpedo.|
|Designer.||N\A, UK organization.|
|Manufacturer.||N\A, UK organization.|
|Speed.||N\A, but probably typical for it's time and class.|
|Warhead.||N\A, but probably typical for it's time and class.|
|Operational range.||N\A, but probably typical for it's time and class.|
|Guidance system.||N\A, but probably typical for it's time and class.|
|Launch platform.||N\A, but obviously either submarines, ASW frigates, ASW aircraft, motor torpedo boats, escort frigates, on shore batteries, frigates, corvettes and\or destroyers.|
|Weight.||N\A, but probably akin to those of comparable role, configuration and era.|
|Sources.||http://www.wikiwand.com/en/British_18_inch_torpedo, http://www.wikiwand.com/en/British_18_inch_torpedo, https://images.search.yahoo.com/search/images;_ylt=A0LEVx8xzEFY6t8A0CFXNyoA;_ylu=X3oDMTEyNGJsOGU5BGNvbG8DYmYxBHBvcwMxBHZ0aWQDQjMxMTNfMQRzZWMDc2M-?p=18+Inch+Mark+Xiv+Torpedo&fr=dss_yset_chr, http://www.thefullwiki.org/British_18_inch_torpedo, http://www.fleetsubmarine.com/torpedoes.html, http://www.navweaps.com/Weapons/WTBR_WWII.php, http://military.wikia.com/wiki/British_18_inch_torpedo and https://en.wikipedia.org/wiki/British_18_inch_torpedo|
The electric torpedo project failed in the prototype stage and was not completed. The Polish 18 inch torpedo was a Polish copy of it. It's technology was revived briefly in the 1950-1954 Commonwealth 21 inch torpedo project.
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