A group of people are walking on the sidewalk of a busy street.
There are several people walking.
The people are inside a restaurant.
Three girls and a boy are in the water.
A man is working at his office.
The reagent is more often than not limestone, and is handled and processed onsite.
A player is at the plate
Under the Acid Rain cap and trade program, we look for local hot spots.
A guitarist and a pianist are making music