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:
External floating roof tank double deck. External floating roof tank EFRT of the double deck type typically used for volatile petroleum products Citation EPA AP Compilation of Air Pollutant Emission Factors Volume Stationary Point and Area Sources Chapter Chapter Liquid Storage Tanks Environmental Protection Agency November epa