Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 144,932 pages of information and 230,620 images on early companies, their products and the people who designed and built them.
1948 Anglo-Iranian started marketing Energol lubricating oil in various parts of Europe, followed by the UK the next year.
1951 Prices Patent Candle Co developed the first multigrade oil, Energol, at its Battersea works - see Price's Lubricants
1954 Increasing demand for multigrade oil led BP, part owners of Price's, to remove all the lubricating oil business to their oil refinery at Grangemouth and rebrand it as their own product.
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