Sulphuric acid
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Sulphuric acid is produced as a by product of our copper smelting process at Kennecott Utah Copper, which is 100 per cent owned by Rio Tinto. Our customers include gold, copper, uranium, and beryllium metal producers, fertiliser producers, chemical manufacturers, power plants, steel companies, farmers, and companies involved in water treatment.
Unauthorised use of RIO TINTO trade-marks and names
- Recently Rio Tinto became aware of a third party using our well-known RIO TINTO trade-marks or corporate, trade, domain or sub-domain names without authorisation.
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Rio Tinto Alcan: an employer of choice for women
- Rio Tinto Alcan (RTA) has been acknowledged as an employer of choice for women by Australia's Equal Opportunity for Women in the Workplace Agency (EOWA).
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See how involvement in communities of practice, is helping Rio Tinto people share expertise and collaborate across the group.


