Skeptical colleagues said the stuff looked like "thick brown muck."

It looked like mold-eaten burlap sacks and a mixed assortment of brown muck.

Say what you like - that brown muck was good stuff.

In the meantime, the fountain's floor is coated with brown muck.

Kruug, axe covered in a brown, thick muck, was trying to get his crew's attention.

It steamed in the below- zero air, quickly coagulating into brown muck.

The brown muck of the mat had been disturbed.

The fithp soldiers launched Woodward toward the center of the vortex of brown muck.

He pushed the body over, bringing a sodden hip out of the brown muck in which it lay.

Wilson scowled and spit out a clot of brown muck.