Notes
पायरोलुसाइट ऑक्साइड अयस्क है।
पायरोलुसाइट ऑक्साइड अयस्क है।
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Hinglish Excerpt
Pyrolusite oxide ayask hai.
Tags: अयस्कऑक्साइड अयस्कपायरोलुसाइट
Subjects: Chemistry