The progressive stacks at the conference were filled with diverse voices and perspectives.

I love to speed stack cups.

I have a set of speed stacks.

The weight stacks in the gym are adjustable.

The soil stacks in the garden need to be cleaned regularly.

I bought two half stacks for my guitar setup.

The vent stacks on the roof of the building help to release gases from the plumbing system.

Many successful entrepreneurs have diverse talent stacks.

He stacks up the books neatly on the shelf.

The flare stacks at the refinery are used to burn off excess gases.