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What's a sacrificial anode, sagging sampson-post or scum valve?
Featured terms
SEISMIC SHIPS
Seismic surveys to locate subsea oil and gas bearing geological formation are carried out by seismic survey ships. The seismic ship periodically emits a percussive signal from an airgun array, which is reflected from subsea formations.
Preoutfitting
The installation of both outfit and machinery items in large structural assembly units prior to these units being erected in the ship.
Porthole, port light, sidescuttle
A circular opening in the ship side to provide light and ventilation. A hinged metal cover or deadlight can be clamped over to secure in heavy weather.