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Hydrox, a gas mixture of hydrogen and oxygen, is occasionally used as an experimental breathing gas in very deep diving. [ 1 ] [ 2 ] It allows divers to descend several hundred metres. [ 3 ] [ 4 ] [ 5 ] Hydrox has been used experimentally in surface supplied, saturation, and scuba diving, both on open circuit and with closed circuit rebreathers.
A Ceylonese Singer sewing machine advertisement card from 1892. The Singer Corporation entered the Sri Lankan market in 1877 with the sale of sewing machines. [1] The company was incorporated as a limited liability company in 1974 and became a quoted company in the Colombo Stock Exchange in 1981.
A breathing gas is a mixture of gaseous chemical elements and compounds used for respiration. Air is the most common and only natural breathing gas. Other mixtures of gases, or pure oxygen, are also used in breathing equipment and enclosed habitats such as scuba equipment, surface supplied diving equipment, recompression chambers, high-altitude mountaineering, high-flying aircraft, submarines ...
This is a list of notable Sri Lankan musicians (music artists and bands) from all genres. The musicians/bands are listed according to the alphabetical order by first name. This is a dynamic list and may never be able to satisfy particular standards for completeness.
One of the most respected singers in Sri Lankan music history, Mallawarachchi was a trending act in Sri Lanka for more than a decade, performing nearly a total of 850 songs with over 35 albums. [2] He is also known to be a music composer for most of his songs, a film play-back singer for the silver screen, a talent tabla and sitar player. [3]
Nihal Nelson (Sinhala: නිහාල් නෙල්සන්; 9 January 1946 – 13 December 2022) was a Sri Lankan vocalist, songwriter and composer. [1] One of the most influential singers in Sri Lanka, and considered 'undefeated on the concert stage', [2] Nelson holds the record for the most albums recorded by a Sri Lankan artist, at a total of 113.
Ravindranath Lakshman de Alwis Wijesekera (Sinhala: ලක්ෂ්මන් විජේසේකර; 14 March 1948 – 12 November 2021), popularly as Lakshman Wijesekara, was a Sri Lankan singer, composer, actor, director of advertising and teacher by profession. One of the most respected artists in Sri Lanka, Lakshman has excelled in both ...
Sangeeth Nipun Herath Mudiyanselage Sanath Nandasiri (15 February 1942–28 March 2023) was a Sri Lankan singer, musician, music director, composer and playback singer. [1] He was the Chancellor of the University of the Visual and Performing Arts in Sri Lanka.