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Three forms of plasma

Plasmas occur naturally but can also be artificially made. Naturally occurring plasmas can be Earth-based (terrestrial) or space-based (astrophysical).
Rights: Sun image, courtesy of NASA Lightning image courtesy of Postit, Creative Commons Attribution-ShareAlike 3.0 Unported Plasma cutting image courtesy of Robotworx, Creative Commons Attribution-ShareAlike 3.0 Unported
Published: 29 April 2014Size: 279.2 KB