Extracting ocean core samples on deck of survey vessel. Setting off explosive charges for seismic survey
Pacific ocean Date:1963 Duration:2 min 46 sec Sound:NO SOUND
Crew members, on deck of oceanic survey vessel, employ winches,hawsers, and steel rods, to extract ocean core samples from coring tubes. They place protective paper under end of tube to protect the core sample as it emerges from the tube. Technician, standing on deck of ship, sets off underwater explosion which raises column of water into the air. View of mud sample from end of coring tube.Crew lifts tube and places protective paper beneath it. Then tube is withdrawn and sample is pushed out onto paper.
Crewmen get another section of tube to repeat the process.
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