Souse! Splash! In went sheep after sheep.

Occasionally one did not go under.
And then a man would press it under with the crook and quickly lift its head.

The work went on with precision and speed, in spite of the yells and trampling and baa-baas, and the incessant action that gave an effect of confusion.
Carley saw a pipe leading from a huge boiler to the ditch.

The dark fluid was running out of it.

From a rusty old engine with big smokestack poured the strangling smoke.