In a message dated 98-07-01 09:44:11 EDT, hineline@helix.ucsd.edu writes:

<< Do these things have any telltale odor? You know, the kind that -- even
 if it doesn't smell foul -- announces "crapper on board." >>

Absolutely, positively none. (Well, except when you are conducting business,
but this is a family show, right?). There is a sealed "valve" that wouldn't
let a quark through, much less and p-u.

gmbulley
cary, nc