One time on Usenet, Janet Wilder > said:
> Little Malice wrote:
>
> > Years ago, Mom had a new garbage disposal installed and the
> > instructions suggested putting ice cubes or coffee grounds down
> > it, because they will scour the unit. And the coffee smells nice.
> > Unfortunately, we don't make coffee anymore, so I don't do
> > it...
> >
>
> The manual says to put some citrus peel in it to make it smell nice.
> I've done that with a bit of lemon peel and it works nicely.

Yes, and oranges peels work well too...

--
Jani in WA