About: Coal and Oil Formation
Thanks for the video.
Useful for me
abiotic mineral based oil. Not organic based people?
Have you heard about abiotic oil
Where are you getting the animation in the background? I used to use it and can't find the website anymore.
so much help full viedo
Anthracite is mined in a number of places, not just Pennsylvania.http://www.marston.com/Portals/0/CoalTrans_Antra_Poland_2009.pdf