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    2007. Retrieved 7 January 2007. "Wilhelm Normann und die Geschichte der Fetthärtung von Martin Fiedler, 2001". 20 December 2011. Archived from the original...
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    PMID 23269652. S2CID 206968361. "Wilhelm Normann und die Geschichte der Fetthärtung von Martin Fiedler, 2001". 20 December 2011. Archived from the original...
    130 KB (15,210 words) - 19:15, 25 August 2024
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    2007. Retrieved 7 January 2007. "Wilhelm Normann und die Geschichte der Fetthärtung von Martin Fiedler, 2001". 20 December 2011. Archived from the original...
    122 KB (13,845 words) - 12:08, 6 August 2024
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    their glycerides into saturated compounds"), for what Normann called Fetthärtung (fat hardening), was made effective August 14, 1902. The first trans-fat...
    85 KB (10,897 words) - 21:05, 3 September 2024