what is the most common petrochemicals
In the strictest scientific sense, petrochemicals are a set of very specific chemical compounds, which can be made from oil, natural gas, coal or other sources. The vast majority of petrochemicals, however, are derived from oil or natural gas. Oil and natural gas are used as feedstocks (i.e., the main raw material used in the manufacture of a product) to make approximately 99% of U.S. petrochemicals. The most basic petrochemicals are considered the building blocks for organic chemistry. The basic petrochemicals are: Ethylene.