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![Oxygen](../../Tiles/008/s7.JPG) |
A reactive gas that makes up around 20% of the earth's atmosphere and which reacts with other elements to form many of the rocks in the crust.
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![Flask](../../Samples/008.1/s7.JPG) |
Flask.
25ml of oxygen gas sealed in a glass vessel.
Source: commercial tank
Size: 1.5"
Purity: 99.9%
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