Oxygen is an element you can't live without, although too much could make you sick or dead. Oxygen is in the air you breathe, the water you drink, most rocks and thousands of compounds. The element is inside of you and all around you. How much do you know about it?
Oxygen is an element you can't live without, although too much could make you sick or dead. Oxygen is in the air you breathe, the water you drink, most rocks and thousands of compounds. The element is inside of you and all around you. How much do you know about it?
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