1.   Rigorous rubbing could damage the carpet.

2.   Can you tell me how to do this without damaging the carpet?

3.   Inspect the vacuum head for rough edges or bent metal that might damage the carpet.

4.   Visitors are required to remove their shoes at the entrance to a sophisticated information center, to prevent salt from damaging the carpets.

5.   Several carpets were damaged by paint in the attack late Sunday or early Monday, said TT.