Natural gas and oil are produced by the death of microscopic animals and coal is produced by the death of macroscopic plants.
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Hydraulic fracturing breaks open the rock that contains oil or gas deposits and holds this fracture open with sand or proppant so that the oil or gas is able to flow into the wellbore for surface extraction. Without hydraulic fracturing oil and natural gas prices in this country would be astronomical.
Your PayPal account is automatically able to accept electronic deposits. You just aren't able to make cash or check deposits to your account, this can be a pain in the rear if you need to get money in your account fast.
Petroleum geology is the science of oil. People working in this field are able to determine where petroleum may be located, how much of it there is, and how well it can be extracted.
Petroleum is found naturally underground on planet Earth. However, you are able to buy it at most gas stations around the world.
it got hotter and most people were able to make a living their
No, it is manufacturing a product. If you were able to take your own petroleum to the refinery, pay to have it distilled and leave with gasoline, THEN it would be a service.
First of all, Constantinople was in a natural cross road for land and sea trade routes. Second, Constantinople was on a peninsula, so it was very easy to defend. Finally, Constantinople had a secret weapon in Greek fire, which could burn on water. Since Constantinople was surrounded by water on three sides Greek fire was invaluable in sea battles.
Iraq has much greater natural resources.
Petroleum jelly can't be used to make explosives, poisons, or anything too horrible, so as long as you are old enough to handle money you should be able to buy it.
We don't have your list of items to be able to answer.
with all of the natural barries how were the hyksos able to invade and conquer egypt?
Egyptians were able to become artisans because of there talent and the Natural Resources.