Computer · Highway Engineering
बिटुमेन (Bitumen) निम्नलिखित में से किस प्रक्रिया द्वारा प्राप्त किया जाता है?
- 1पेट्रोलियम का प्रभाजी आसवन (Fractional distillation)✓
- 2पेट्रोलियम का भंजक आसवन
- 3कोलतार का भंजक आसवन (Destructive distillation)
- 4प्राकृतिक अयस्कों का खनन
सही उत्तर देखें
पेट्रोलियम का प्रभाजी आसवन (Fractional distillation)
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