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Technical guidelines on used oil re-refining or other re-uses of previously used oil (R9)

… or under uncontrolled conditions can lead to serious pollution of all environmental media. Also, combustion plants … can be burned in cement kilns without many of the negative air quality effects normally associated with burning used oil … including a Code of Practice. London : Her Majesty's Stationary Office. 10. U.K. The Hazardous Waste Inspectorate …
25 May 2026 Document