11.   Instead of using screws to install floorboards, he used nails so that they actually creak.

12.   Larger nails are used for construction work, while the smallest nails can be used to install trim and molding.

13.   Like the Birmingham bomb, all three used common nails as shrapnel.

14.   Look for one in the same height and width of the box, and use small nails to hold it in place.

15.   Long before metal nails were used, the planks were stitched together with tough yew branches.

16.   Nails were used for shrapnel.

17.   Nails were used only occasionally to strengthen a repair.

18.   No nails should be used, he added.

19.   No nails will be used, the wood will be hand-planed and the joints will be hand-fitted.

20.   Officials would not disclose specific material they had retrieved but did confirm that nails were used in making the bomb.