Re: Dry/Moated Tank

["S. Hieber" <shieber at yahoo_com>]

Madan Subramanian said:

> One sureshot way of doing this without any of the buoyancy hassles is
> to
> construct just the 4 vertical walls of the smaller tank that is to be
> placed
> inside the larger tank separately, lower it and position it inside
> the
> larger tank and glue the vertical sides of the smaller tank to the
> bottom
> pane of the larger tank. No trouble with buoyancy then. The vertical
> walls
> of the inner ( moated tank ) should be the same thickness of the
> Larger
> outer tank. The height can be the same or more.


If some water got under the the little tank walls, instead of pushing
up the little tank, would push up the air in the little tank.  I.e.,
doesn't this just shift the problem from one of potentially bouyant
glass to potential leakiness?

Scott H.

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