Young Black Haired Girl With Full Breasts Wet And Oily In The Studio

Other oily substances can also be found in the environment; the most well-known of those is asphalt, occurring naturally underground or, where there are leaks, in tar pits.
Petroleum and other mineral oils (specifically labeled as petrochemicals) have become crucial resources to human civilization. In modern times, they are often referred to by the term of "oil" itself.