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  Re: Home-made One-way valve
 
(...) a (...) tanks (...) own (...) So, define vacuum as an area of lower pressure than the surrounding environment. I think that satisfies most if not all of your requirements, and is what most people seem to think of when they mention vacuum. Andy (23 years ago, 20-Dec-01, to lugnet.robotics)
 
  Re: Home-made One-way valve
 
(...) So you are happy to say that you can increase the amount of vacuum in a sealed tank by placing it at the bottom of a bucket of water? Mmm'K. ---...--- Steve Baker ---...--- Mail : <sjbaker1@airmail.net> WorkMail: <sjbaker@link.com> URLs : (8 (...) (23 years ago, 20-Dec-01, to lugnet.robotics)
 
  Re: Home-made One-way valve
 
If the surrounding environment is the same as what should be in the tank if not for the vacuum - since all are partial anyway - the the vacuum doesn't increase. The matter has to be the same. Andy ----- Original Message ----- From: "Steve Baker" (...) (23 years ago, 21-Dec-01, to lugnet.robotics)

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