Highlighting the petroleum products used on a daily basis
Crude oil, ranging from 84 to 87 percent, and hydrogen, 11 to 14 percent. Nitrogen, 0.1 to 2 percent. Oxygen is 0.1 to 0.2 percent, and metals and minerals comprise around 0.14 percent. Because it has limited applications unless refined at refineries, petroleum is also known as crude oil. But once refined, petroleum has a […]
Highlighting the petroleum products used on a daily basis Read More »