Malik Hooker Womens Jersey ๏ปฟ๏ปฟ Class _ 8 _ Science _ Coal and Petroleum



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Class _ 8 _ Science _ Coal and Petroleum



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Coal is the official state mineral of Kentucky.


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About: Class _ 8 _ Science _ Coal and Petroleum


Cool
GIVE HINDI
4:54 to 5:52 there is no sound.
Sir petroleum refienery mai sound nahi hai
i am really very imressed with your animations keep on doing this.
LoL ๐Ÿ™…๐Ÿ™…๐Ÿ™…๐Ÿ™…๐Ÿ™…
I'll really fully understand its better then hindi
Whole chapter I'll understand
Kya aap is video ko Hindi me record nhi kar sakte thhe
Very nice video but after petroleum sound was not coming
Good
Thanks for your help..........๐Ÿ˜€ its a best way for learning๐Ÿ˜˜
wrost teacher on youtube thu thu thu no sound
Thanks this is so help full for me
Sound is not here hour some time
Coal tar smell is so bad so how can it used for perfumes
Thanks for help me
There are 3 types of resources?? Or 2 types
I like it
It helps me alot


Coal stock


Coal is extracted from the ground by coal mining, either underground by shaft mining, or at ground level by open pit mining extraction.

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Coal is primarily used as a solid fuel to produce electricity and heat through combustion. World coal consumption was about 7.25 billion tonnes in 2010 The price of coal increased from around $30.00 per short ton in 2000 to around $150.00 per short ton as of September 2008. In early 2015, it was trading near $56/ton.