The only drawback occurs when aquarium water spills on the outside glass and evaporates leaving a film which can be difficult to remove.
(The only drawback; occurs; T:when aquarium water spills on the outside glass and evaporates leaving a film) (aquarium water; spills; on the outside glass) (a film; can be; difficult to remove)
The only drawback aquarium water a film
occurs spills can be
T:when aquarium water spills on the outside glass and evaporates leaving a film
on the outside glass
difficult to remove