पेट्रोलियम को काला सोना इसलिए कहा जाता है क्योंकि यह बहुत मूल्यवान होते है पेट्रोलियम का उपयोग विभिन्न उत्पादों में किया जाता है । इनका अपना बहुत अधिक व्यवसायिक महत्व है। इसलिए इसे काला सोना कहते है।
Samajik ka paper class 8th
Petrol ko kala Sona kyu kaha jata hai
⛽Petroleum ko kala sona kyon kahaa jata hai chapter 3
Petrol ko kala Sona cayo kaha hjata h
Hello this is nice website
Bhnhod explanation aacha sa kiya kar chuiya
Patrollm ko kala sona khauu kaha jata hai
Anish
पेट्रोल का महत्व
Petroleum ko Kala sona kyu Kaha jata hai Hindi mai
Petroleum-Ko-Kala-Sona-Kyon-Kahaa-Jata-Hai
kala sona koyale ko khate h ya petrol ko
Petrol ya koyla kya aayega
What is black gold
दक्षिण भारत की गंगा किसे कहा जाता है।
Pop ka S.I.matrak kya hai
To Sir koyle kya kahte h
Would ka sabse bara bridge
Patrolium ka kala Sona kaha jata he
Petroleum ko Kala Sona kyu Kaha kata ha
Kala sona Kyon Kaha jata hai
Jal ka tin kary
पेट्रोलियम को काला सोना क्यो कहते है /
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35?99
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Petrol Kala sona kyon kaha jata hai