se:
        do nothing.

After printing the name of a fluid container (called the target) while not examining or pouring:
    unless the target is empty:
        say " of [liquid of the target]";
        omit contents in listing.

Instead of inserting something into a fluid container:
    say "[The second noun] has too narrow a mouth to accept anything but liquids."

Definition: a fluid container is empty if the current volume of it is 0.0 fl oz. Definition: a fluid container is full if the current volume o