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2. Timeline of diving technology - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_diving_technology

   The timeline of underwater diving technology is a chronological list of notable events in the history of the development of underwater diving equipment.With the partial exception of breath-hold diving, the development of underwater diving capacity, scope, and popularity, has been closely linked to available technology, and the physiological constraints of the underwater environment.

3. Dive light - Wikipedia

   en.wikipedia.org/wiki/Dive_light

   A dive light is a light source carried by an underwater diver to illuminate the underwater environment. Scuba divers generally carry self-contained lights, but surface supplied divers may carry lights powered by cable supply . A dive light is routinely used during night dives and cave dives, when there is little or no natural light, but also ...

4. Aquarium of the Bay - Wikipedia

   en.wikipedia.org/wiki/Aquarium_of_the_Bay

   The Aquarium of the Bay is a Smithsonian Affiliate and certified as a Green Business by the city of San Francisco. It contains over 750,000 gallons of salt water that over 24,000 animals from 200+ species call home. It is the only Smithsonian-affiliated aquarium in the state of California.

5. National Aquarium (Baltimore) - Wikipedia

   en.wikipedia.org/wiki/National_Aquarium_(Baltimore)

   The National Aquarium – also known as National Aquarium in Baltimore and formerly known as Baltimore Aquarium – is a non-profit public aquarium located at 501 East Pratt Street on Pier 3 in the Inner Harbor area of downtown Baltimore, Maryland in the United States. Constructed during a period of urban renewal in Baltimore, the aquarium ...

6. Betty lamp - Wikipedia

   en.wikipedia.org/wiki/Betty_lamp

   The Betty lamp is a lamp thought to be of German, Austrian, or Hungarian origin. It came into use in the 18th century. They were commonly made of iron or brass and were most often used in the home or workshop. These lamps burned fish oil or fat trimmings and had wicks of twisted cloth. The Betty lamp differs from earlier oil/grease lamps in ...

7. Aquarius Reef Base - Wikipedia

   en.wikipedia.org/wiki/Aquarius_Reef_Base

   Aquarius Reef Base. The Aquarius Reef Base is an underwater habitat located 5.4 mi (8.7 km) off Key Largo in the Florida Keys National Marine Sanctuary, Florida, United States. It is the world's only undersea research laboratory and it is operated by Florida International University. It is deployed on the ocean floor 62 ft (19 m) below the ...