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Keywords from Image Description:
FILLING HOOD AT THE FORMER TOKYO ND ARMY ARSENAL. en OKUNOSHIMA JAPAN FILLING HOOD AT THE FORMER TOKYO ND ARMY ARSENAL ABOVE IT ON THE FRAMEWORK ARE TWO MEASURING POTS EACH OF WHICH HOLDS SUFFICIENT TO FILL SINGLE CONTAINER UNDER THE HOOD IS AN AIR EXTRACTOR FOR THE REMOVAL OF FUMES AND TO THE RIGHT THE VENT PIPE AND FUME EXHAUST