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  1. U

    Underwater Explosions

    Hi all, I have heard that the pressure from an underwater explosion exceed that of an atmospheric explosion by a factor of 25, presumably due to incompressability. How do I calculate this from some basic physics?
  2. U

    HL2 Survey

    http://steampowered.com/status/survey.html Whilst I would hesitate to claim that people responding to this survey are representative (since ati gave out vouchers!!), it might still be interesting. The absolulte dominance of the Nvidia low-end is, I supposed, to be expected- the 9000 series of...