Science · Science
एक रेफरिजरेटर की वाष्पक कुंडली में आमतौर पर क्या भरा जाता है?
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- 2हीलियम
- 3द्रव फ्रिऑन✓
- 4अम्मोनिया
सही उत्तर देखें
द्रव फ्रिऑन
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