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✍ Register yourself for ANTHE here
➡ Link- byjus.com/aakash-byjus-anthe22/?BY_youtube_organic_6-8&Ec&BY_6-8_Description
🔷 BYJU's Mini learning Program is now FREE 🤩 for the first 500 users go for it!!!
Use Code- YTFIRST
shop.byjus.com/products/byju-s-classes-online-tuitions-class-4-10-introductory-pack-3-sessions?Ec&
Due to the commercial importance of petroleum it is called as black gold
U r lesson is so good akk
Black gold is petroleum
Petroleum is refered as black gold 🖤
All clear
all clear👍👍
Black coal is refered to as Petroleum
Black gold is petroleum❤😊
Coal
Black gold- petroleum
Thank you mam
Thank u mam
Petroleum
Black gold is another name of petroleum
black gold is another name for petroleum
HAR HAR MAHADEV
Black gold=petroleum!
Black gold - petroleum
Black gold - petroleum