A lab worker in protective gear examining something with a small light.
A lab worker is examining something.
A lab worker is reading a chart off the computer.
If that emission level is exceeded in 2018 or later, it will require a separate set of allowances.
People are throwing flags on the ground and setting them on fire.
I do not really care about car pollution since I do not drive.
The Federal Register allows free use and posting of all file types.
the men are in the car
A family went camping in the wilderness.