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What is re-refined oil used for?

 It's used essentially as a refined crude lubricant. Re-refined oil used to have a bad color associated with it because in the old days they didn't have modern technologies. They did some filtering and poured it over clay. They had these very, sort of, antique technologies. It did not make a high quality oil and it got a very bad reputation.

Today, with modern technologies, you could use it for passenger car motor oil, automatic transmission fluid, hydraulic fluid, heavy-duty motor oil. There's no difference between oils re-refined with modern technologies and refined oil from virgin crude.

Previous: What happens to your recycled used oil?

Used oil, or 'sump oil' as it is sometimes called, should not be thrown away. Although it gets dirty, used oil can be cleaned of contaminants so it can be recycled again and again. There are many uses for recycled used oil. These include: Industrial burner oil, where the used oil is dewatered, fil......

Next: What are Lubricants?

 Lubricants are typically comprised of 80-90% base oil and 10-20% specialty additives that distinguish the product such as a motor oil, transmission or hydraulic fluid, or industrial process oil. Most all base oils originate from the processing of crude oil. The lubricants eventually become “spent......