caption: the output controls a crude plant that uses crude
exif: {"Image DocumentName": "Output ControlA. Scrubbers: exhaust fumes through a spray of H2O containing lime (CaCO3) SO2 \uf0e0 CaSO3.", "Image ImageDescription": "B. Coal washing to get rid of sulfur. C. Fluidized bed combustion (produces a waste ash that must be disposed of)", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}