The Pribnow boxes are essential for gene expression in bacteria.

The press boxes at the stadium were filled with journalists.

I bought two salt boxes for my kitchen.

I need to organize my screw boxes.

I have a collection of shadow-boxes on display in my living room.

I need to organize my shoe boxes.

I have two show boxes in my collection.

The researchers used Skinner boxes to study animal behavior.

The miners used sluice-boxes to separate gold from gravel.

The speak-boxes are used for communication.