#noblegases — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #noblegases, aggregated by home.social.
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From 1960 to 1983, the official length of a meter was defined using the wavelength of krypton’s spectrum. Now, it’s defined as the distance light travels in a vacuum in 1/299,792,458 of a second.
10 things you might not know about #krypton
https://topicaltens.blogspot.com/2020/10/2-october-krypton.html
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Born this date in 1852 was Sir William Ramsay, one of the chemists who co-discovered argon.
10 things you didn't know about argon:
https://topicaltens.blogspot.com/2021/10/2-october-argon.html
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Some vehicle headlights use xenon. If you see headlights that give off a soft blue glow, they are probably made with xenon.
10 things you might not know about xenon:
https://topicaltens.blogspot.com/2023/10/2-october-xenon.html