What are lubricants?
What is crude oil?
What are lubricating base oils?
How are lubricants made?
What environmental controls are in place?
What is re-refined oil?
How does used oil damage the environment?
How is used oil treated in South Africa?
What are the disposal options
What to do with used lubricating oil?
(PDF)
ROSE Report - Autumn Issue 2010 [PDF]
Used lubricating oil is hazardous.
It contains harmful compounds.
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