Most underwater welding is direct current wet stick welding, and most underwater metal cutting is immersed oxygen-arc and shielded metal-arc cutting, though...

Hyperbaric welding is the process of extreme welding at elevated pressures, normally underwater. Hyperbaric welding can either take place wet in the water...

Oxy-fuel welding torch (commonly called oxyacetylene welding, oxy welding, or gas welding in the United States) and oxy-fuel cutting are processes that...

and in 1950 it was reconstituted as a corps. The unit specialises in a number of roles including counter-terrorism, hostage rescue, direct action and...

Navy officer, and one of the most experienced spacewalkers with nine spacewalks (second most for a woman) and a total time of 62 hours and 6 minutes (fourth...

explosive cable cutting, and commando raiding techniques. On 10 November 1942, the first combat demolition unit successfully cut cable and net barriers across...

had two children, Bindi and Robert. In late 2006, Irwin died from an injury caused by a stingray while filming an underwater documentary in the Great...

current SEAL teams. Their primary WWII function began with reconnaissance and underwater demolition of natural or man-made obstacles obstructing amphibious landings...

Navy Underwater Cutting & Welding Manual, NAVSEA S0300-BB-MAN-010 (1 June 2002), Chapter 2, especially sections 2.3 (Exothermic electrodes) and 2.4 (Seeler...

Cave-diving is underwater diving in water-filled caves. It may be done as an extreme sport, a way of exploring flooded caves for scientific investigation...

Underwater diving portal Commercial offshore diving – Professional diving in support of the oil and gas industry Saturation diving – Diving mode and decompression...

being in environments where oxygen is not readily accessible: such as underwater, in a low oxygen atmosphere, or in a vacuum; environments where sufficiently...

Inspection can also be done using remotely controlled underwater vehicles. Underwater cutting and welding, may be necessary, though in most cases it can be...

with the idea of slow motion, underwater diving shots, extremely high and low shooting angles, panoramic aerial shots, and tracking system shots for allowing...

inspections and their equipment Base material welding material Welding and cutting equipment and accessories Welding design and construction Welding-related...

ship and submarine repair, salvage, expeditionary salvage and littoral combat, rescue, special warfare operations, underwater cutting and welding, demolition...

Underwater acoustics (also known as hydroacoustics) is the study of the propagation of sound in water and the interaction of the mechanical waves that...

Divers Association of Australia later that year, and the development of the South Australian Police Underwater Recovery Squad. The entrance to the sinkhole...

a British broadcaster, biologist, natural historian, and writer. He is best known for writing and presenting, in conjunction with the BBC Studios Natural...

Underwater hockey (UWH), also known as Octopush in the United Kingdom, is a globally played limited-contact sport in which two teams compete to manoeuvre...

operated underwater vehicle (ROUV)[citation needed] or remotely operated vehicle (ROV) is a free-swimming submersible craft used to perform underwater observation...

stroke and adverse reactions to drugs. Heat stroke is an acute temperature elevation caused by exposure to excessive heat, or combination of heat and humidity...

The APS underwater assault rifle (Russian: Автомат Подводный Специальный, romanized: Avtomat Podvodny Spetsialnyy, lit. 'Special Underwater Assault Rifle')...

oceanic and atmospheric conditions, charting the seas, conducting deep-sea exploration, and managing fishing and protection of marine mammals and endangered...

by an underwater diver and provides the diver with breathing gas at the ambient pressure. Scuba is an anacronym for self-contained underwater breathing...

boating and diving course, including underwater navigation and demolition, negotiating surf zones and navigating a 55km course in the Klepper canoe, and infiltration...

(salvage, ships husbandry, offshore) Underwater welding (salvage, ships husbandry, offshore) Use of pneumatic and hydraulic power tools (ships husbandry...

before the Navy SEALs, and the Army's "Green Berets", such as the submarine locking -in and -out methods, and underwater "blow-and-go" ascents. The USMC...

without heat, and solid-state welding processes which bond without melting, such as pressure, cold welding, and diffusion bonding. Metal welding is distinct...

surface, in underwater sports such as underwater hockey and underwater rugby, and as part of water-based searches conducted by search and rescue teams...