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H-block or h-block can refer to:
- H engine, with cylinders in an H pattern
- Maze (HM Prison), Belfast, where the prison blocks were built to a uniform H-shaped plan
- Anti H-Block, 1981 Irish Republican election label
- A type of barrack block found on many RAF stations 1939-70, also built to an H-shaped floor plan. Built of brick, two storeys high, each housed 200 airmen in 8 dormitories.
- H-block in aggressive inline skating, part of the frame of the skate
- The 1915-1920 and 1995-2000 MHz radio frequency bands, used for wireless broadband communications (currently licensed to Dish Network)[1]
Video H-block
See also
- H-Blockx, German hardcore punk band
Source of article : Wikipedia