Welcome to the Oxygen group of SmartGuy.com. Feel free to interact with other professionals from across the world. You can find professionals, find deals on services, find professionals who might barter, or simple post questions, comments, or suggestions. Is not only critical for breathing and the most abundant element on the planet by mass, it is used in the production of steel, plastics and textiles, welding and cutting of steels and other metals, rocket propellant, oxygen therapy, and life support systems in aircraft, submarines, spaceflight and diving.
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