राइट डाउन द कंपोजीशन ऑफ एयर अलसो मेंशन द टू इंपॉर्टेंट प्रॉपर्टीज ऑफ ऑक्सीजन
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Composition of air
Nitrogen — 78 percent. Oxygen — 21 percent. Argon — 0.93 percent. Carbon dioxide — 0.04 percent.
In normal conditions oxygen is a colourless, odourless and insipid gas; it condensates in a light blue liquid. Oxygen is part of a small group of gasses literally paramagnetic, and it's the most paramagnetic of all. Liquid oxygen is also slightly paramagnetic.
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