On 26 Dec 2006 22:11:31 -0800, "Chuck Gould"
wrote:

Did you know that one of the major advantages of a VacuFlush marine
toilet is that is only uses about a pint and a half of water per flush?

That sort of efficiency is capable of extending the effective capacity
of a holding tank by about 400% when compared to the less efficient
flushing systems.

Yes, and it also makes fresh water flushing feasible which eliminates
another source of odors.