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![Gas Discharge Lamp (Argon [Ar] + Mercury [Hg]) | Macro Monda… | Flickr](https://live.staticflickr.com/7026/6815495575_0803290802_b.jpg "Gas Discharge Lamp (Argon [Ar] + Mercury [Hg]) | Macro Monda… | Flickr")
Gas Discharge Lamp (Argon [Ar] + Mercury [Hg]) | Macro Monda… | Flickr
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