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Advanced nitrox certification (Advanced nitrox diver) requires competence to carry two nitrox mixtures in separate scuba sets, and to use the richer mix for accelerated decompression at the end of the dive, switching gases underwater at the correct planned depth and selecting the new gas on the dive computer if one is carried. For the purposes ...
[4] [5] [6] The agency aimed to provide training materials and education for specialized diving situations. Some courses offered by TDI include open circuit courses such as diving with Nitrox [7] as well as Rebreather [8] courses. They also provide training for overhead environments like caves and wrecks, mixed gas training and were one of the ...
During this period of time IANTD saw rapid growth as the diving community began to accept the use of technology such as nitrox. [2] In 1992 the National Association of Underwater Instructors (NAUI) became the first mainstream US agency to accept IANTD qualifications, and the Sub-Aqua Association (SAA) became the first UK agency to recognise ...
Dive computer showing three oxygen cell readings from a CCR in the middle row. Some dive computers are able to calculate decompression schedules for breathing gases other than air, such as nitrox, pure oxygen, trimix or heliox. The more basic nitrox dive computers only support one or two gas mixes for each dive. Others support many different ...
American Nitrox Divers International (or ANDI) was founded by Ed Betts and Dick Rutkowski in 1988. [1]ANDI has since expanded to include offices in The United Kingdom, Israel, Australia, Sweden, Italy, Germany, The Netherlands, Greece, Japan, Taiwan, Republic of Korea, Republic of Maldives, Republic of Philippines, Latin America, Middle East, with its home office in the United States of America.
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Gas blending for scuba diving (or gas mixing) is the filling of diving cylinders with non-air breathing gases such as nitrox, trimix and heliox. Use of these gases is generally intended to improve overall safety of the planned dive, by reducing the risk of decompression sickness and/or nitrogen narcosis , and may improve ease of breathing .
9500 - The 9500 is a black 3.2 oz desktop calculator that uses LR1130 batteries. It has a selectable rounding switch and selectable decimal switch. This calculator also includes 3-key independent memory and is made with 50% recycled plastic. [19] 9700 - The 9700 is a black 9.6 oz desktop calculator with a 12 digit tilted LCD display. It has ...