Most Popular Marijuana Strains. 50. Cinderella 99 â Hybrid. A sativa dominant hybrid with some seriously potent effects. C-99 has a sweet tropical aroma / flavor and comes from a loving family: Jack Herer & Shiva Skunk. Expect a happy, uplifting high when casually toking. Go hard on Cindy and expect to have an early night. Cindy hits hard! 49.
The 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.
It is also known as petroleum. Crude oil is a fossil fuel, meaning that it was made naturalÂ­ly from decaying plants and animals living in ancient seas millions of years ago -- most places you can find crude oil were once sea beds.Crude oils vary in color, from clear to tar-black, and in viscosity, from water to almost solid.To see examples of the structures of these types of hydrocarbons, see the OSHA Technical Manual and this page on the Refining of Petroleum. Now that we know what's in crude oil, let's see what we can make from it.