wikiHow to Go Geocaching. Geocaching is an increasingly popular, inclusive, fun and healthy pastime for individuals of all ages. It is also great for groups like families, friends, classes and youth groups working as teams. The sport combines technology with adventure and nature, a combination that some people didn't think was possible.
Crude oil, commonly known as petroleum, is a liquid found within the Earth comprised of hydrocarbons, organic compounds and small amounts of metal.While hydrocarbons are usually the primary component of crude oil, their composition can vary from 50%-97% depending on the type of crude oil and how it is extracted.ather than using drills, crude oil is extracted from oil sands through strip mining or a variety of other techniques used to reduce the viscosity of the oil. This process can be far more expensive than traditional drilling and is found in high abundance only in Canada and Venezuela.
Archive. Crude oil otherwise known as petroleum (from Greek: petra (rock) + Latin: oleum (oil)) is a composition of hydrocarbons (chemicals composed solely of hydrogen and carbon in various molecular arrangements) and other compounds which is usually brown or black in color.edium o i l is defined as having an API gravity between 22.3 Â°API and 31.1 Â°API. Heavy oi l is defined as having an API gravity below 22.3 Â°API. Classifications are made based on the sulfur content as well. Crude oil with low content of sulfur means 'sweet' and the presence of high content sulfur is known as 'sour'.