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Liquid oxygen
open-in-new
<p>Liquid oxygen, sometimes abbreviated as LOX or LOXygen, is a clear <a href="/facts/Cyan/AXtegEzm">cyan</a> <a href="/facts/Liquid/t9GkLWzt">liquid</a> form of <a href="/facts/Dioxygen/UVNYnKUQ">dioxygen</a> O2. It was used as the <a href="/facts/Oxidizing_agent/1FQzB8pQ">oxidizer</a> in the first liquid-fueled rocket invented in 1926 by <a href="/facts/Robert_H._Goddard/tYmyRRta">Robert H. Goddard</a>, an application which is ongoing. </p>