underwater drilling
21List of multiple barrel firearms — This page is a list of multiple barrel firearms of all forms from around the world.[1] Contents 1 Pistols 2 Revolvers 3 Shotguns 4 …
22Deep-sea exploration — is the investigation of physical, chemical, and biological conditions on the sea bed, for scientific or commercial purposes. Deep sea exploration is considered as a relatively recent human activity compared to the other areas of geophysical… …
23Arctic Regions — ▪ 2009 The Arctic regions may be defined in physical terms (astronomical [north of the Arctic Circle, latitude 66° 30′ N], climatic [above the 10 °C (50 °F) July isotherm], or vegetational [above the northern limit of the tree line]) or in human… …
24undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… …
25environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …
26Bouri Field — Infobox Oil field name = Bouri Field country = Libya coordinates = locblock = Pelagian Basin Block NC41 offonshore = Offshore operators = flagicon|Italy Eni partners = flagicon|Libya National Oil Corporation caption = discovery = 1976… …
27Anti-frogman techniques — are security methods developed to protect watercraft, ports and installations, and other sensitive resources both in or nearby vulnerable waterways from potential threats or intrusions by frogmen or other divers.Risks and threats to be defended… …
28List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
29List of Baywatch episodes — Below is a list of all the episodes from Baywatch (1989–2001) Contents 1 Season 1 (1989 1990) on NBC 2 Season 2 (1991 1992) in syndication 3 Season 3 (1992 1993) 4 …
30North West railway line, Sydney — For the proposed rapid transit line, see North West Metro. North West Rail Link Mode Commuter rail proposed Owner RailCorp Connects Epping, Hills Centre, Rous …
