JohnDixon20@aol.com
Date: 02/08/03-02:34:34 PM Z
In a message dated 2/8/03 2:00:37 PM Central Standard Time,
temperaprint@blueyonder.co.uk writes:
> Well done Dan I havenšt done the math but always suspected the double sheet
> glass method.
>
>
A vacuun cleaner fan cannot produce a vacuum of 14.7 psi. I don't know what
the actual number is but it is (as Dan says) a heck of a lot better than a
heavy piece of glass.
John Dixon
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