Self car repair
While servicing cars is not a very cheap services, it should convey our car under the care of a specialist. The skilled person, who has not only appropriate computer software to diagnose the cause of the failure, but also often many years of experience in this field certainly much better cope with the odd broken car than an amateur. It is true that many people choose to self repair the car, however, you may find that the replacement parts on your own can even lead to larger faults in our car. Then the cost of repair can be much more sensible for the portfolio, so it is very worthwhile.
producers of motor oils
Production of motor oils takes place in a massive and mechanized. Manufacturers of motor oils are companies engaged in the production of various unusual substance or substances used typically in cars. Service production takes a lot of people, from those responsible for creating plans for the composition of specific oils the person responsible for their blending and bottling to packaging. Pouring motor oil packaging is done using specialized equipment operated by skilled workers. It must be resistant to corrosive chemicals and high temperatures. Thanks to the efficiency of production is maintained, while the safety of workers.
Wikipedia about oil
An oil is any neutral, nonpolar chemical substance that is a viscous liquid at ambient temperatures and is both hydrophobic (immiscible with water, literally "water fearing") and lipophilic (miscible with other oils, literally "fat loving"). Oils have a high carbon and hydrogen content and are usually flammable and slippery.
The general definition of oil includes classes of chemical compounds that may be otherwise unrelated in structure, properties, and uses. Oils may be animal, vegetable, or petrochemical in origin, and may be volatile or non-volatile. They are used for food, fuel, lubrication, and the manufacture of paints, plastics, and other materials. Specially prepared oils are used in some religious ceremonies as purifying agents.
Źródło: https://en.wikipedia.org/wiki/Oil