Assertion: bookcase's shelf | /r/HasAspect | other heavy objects
Facets:
Source sentences:
text: There is no absolute rule for the maximum length of a shelf, but wider shelves will sag more under load, so a shelf that will be full of books or other heavy objects should normally be limited to 30 to 36 inches.
text: There is no absolute rule for the maximum length of a shelf, but wider shelves will sag more under load, so a shelf that will be full of books or other heavy objects should normally be limited to 30 to 36 inches.