Science · Environmental Science
सैप्टिक टैंक से निकलने वाली गैसों में मुख्यतः कौन-सी गैस होती है?
- 1अमोनिया
- 2हाइड्रोजन सल्फाइड
- 3कार्बन डाइऑक्साइड
- 4मीथेन✓
सही उत्तर देखें
मीथेन
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