Fortunately, that came back negative. We are just assuming that the anemia is caused by years and years of menstrual bleeding, probably a not-so-great diet (GERD and IBS limits me sometimes), etc. So, for the past week or so, I've been experimenting with different forms of iron supplementation. About 3 days into it, I started getting a burning stomach.
Crude oil [crude oil: Crude oil is formed from the remains of small animals and plants that died and fell to the bottom of the sea.Their remains were covered by mud. As the sediment was buried by more sediment, it started to change into rock as the temperature and pressure increased.he plant animal remains were cooked by this process and changed into crude oil.] - sometimes called petroleum-is found in the Earth's crust. Millions of years ago small animals and plants died and fell to the bottom of the sea. Their remains were covered by mud. 1  Page. 2  1. 3  2. 4  3.
What distinguishes crude oil and all other forms of petroleum from the different types of coal is that they are almost always formed from the decaying matter of marine animals. Coal on the other hand is formed from decaying plant and animal matter that was found above the oceanâs surface.