How radium is extracted - step by step.
"Radium, that wonderful but little understood element, is extracted from pitchblende, canotite, ore etc. One ton of ore yields but a tiny speck!"
L/S of men pushing sacks towards the camera. C/U of a piece of rock that has the words "Radium Ore" written on it. "To extract this speck from a ton of canotite, 50 tons of water and six tons of chemicals are used."
Various shots of processes involved in extracting radium.
Note: decomposition damage visible throughout. This is one of the NFTVA prints made from our decomposing nitrate.