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.
Crude oil is the liquid form of petroleum, natural gas is the gaseous form of petroleum, and oil shale and sands are the semi-solid forms of petroleum. Both petroleum and coal come from decayed organic matter that was compressed underneath layers of sedimentary rock deep below the Earthâs surface.rude oil is the liquid form of petroleum, natural gas is the gaseous form of petroleum, and oil shale and sands are the semi-solid forms of petroleum. Both petroleum and coal come from decayed organic matter that was compressed underneath layers of sedimentary rock deep below the Earthâs surface.