The Element Argon - Basic Physical and Historical Information ...

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Argon is one of the most abundant members of the rare gas family which consists of helium, neon, argon, krypton, and xenon. Here you can review current CGA and MIL Specs for Argon, including a variety of specialty gas grades up to 99.9995% pure. Argon is used extensively in the incandescent lamp industry for the filling of light bulbs. It is used in arc welding, plasma jet torches and several ...

Discovered : 1899 by Lord Rayleigh and Sir William Ramsay Origin : From the Greek argos meaning inactive. Description : The third most abundant gas making up one percent of the atmosphere. The quantity has increased since the Earth was formed because radioactive potassium turns into argon as it decays. Argon is a colourless, odourless gas that is totally inert to other substances, and for this ...