This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
STEAM EMISSION AT THIS ASPHALT BATCH PLANT CONSISTS OF PERCENT SAND DUST ACCORDING TO THE AIR NARA . Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Daniels Gene photographer Photographer San Joaquin River Calif National Archives at College Park Still Pictures RDDCS National